diff --git a/contracts/erc20/erc20.go b/contracts/erc20/erc20.go
index ee4aeabda..2ba100e3c 100644
--- a/contracts/erc20/erc20.go
+++ b/contracts/erc20/erc20.go
@@ -4,6 +4,7 @@
 package erc20
 
 import (
+	"errors"
 	"math/big"
 	"strings"
 
@@ -17,18 +18,24 @@ import (
 
 // Reference imports to suppress errors if they are not otherwise used.
 var (
+	_ = errors.New
 	_ = big.NewInt
 	_ = strings.NewReader
 	_ = ethereum.NotFound
-	_ = abi.U256
 	_ = bind.Bind
 	_ = common.Big1
 	_ = types.BloomLookup
 	_ = event.NewSubscription
 )
 
+// Erc20MetaData contains all meta data concerning the Erc20 contract.
+var Erc20MetaData = &bind.MetaData{
+	ABI: "[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"addedValue\",\"type\":\"uint256\"}],\"name\":\"increaseAllowance\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"subtractedValue\",\"type\":\"uint256\"}],\"name\":\"decreaseAllowance\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]",
+}
+
 // Erc20ABI is the input ABI used to generate the binding from.
-const Erc20ABI = "[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"addedValue\",\"type\":\"uint256\"}],\"name\":\"increaseAllowance\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"subtractedValue\",\"type\":\"uint256\"}],\"name\":\"decreaseAllowance\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"
+// Deprecated: Use Erc20MetaData.ABI instead.
+var Erc20ABI = Erc20MetaData.ABI
 
 // Erc20 is an auto generated Go binding around an Ethereum contract.
 type Erc20 struct {
@@ -138,7 +145,7 @@ func bindErc20(address common.Address, caller bind.ContractCaller, transactor bi
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Erc20 *Erc20Raw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Erc20 *Erc20Raw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Erc20.Contract.Erc20Caller.contract.Call(opts, result, method, params...)
 }
 
@@ -157,7 +164,7 @@ func (_Erc20 *Erc20Raw) Transact(opts *bind.TransactOpts, method string, params
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Erc20 *Erc20CallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Erc20 *Erc20CallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Erc20.Contract.contract.Call(opts, result, method, params...)
 }
 
@@ -174,78 +181,93 @@ func (_Erc20 *Erc20TransactorRaw) Transact(opts *bind.TransactOpts, method strin
 
 // Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
 //
-// Solidity: function allowance(address owner, address spender) constant returns(uint256)
+// Solidity: function allowance(address owner, address spender) view returns(uint256)
 func (_Erc20 *Erc20Caller) Allowance(opts *bind.CallOpts, owner common.Address, spender common.Address) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Erc20.contract.Call(opts, out, "allowance", owner, spender)
-	return *ret0, err
+	var out []interface{}
+	err := _Erc20.contract.Call(opts, &out, "allowance", owner, spender)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
 //
-// Solidity: function allowance(address owner, address spender) constant returns(uint256)
+// Solidity: function allowance(address owner, address spender) view returns(uint256)
 func (_Erc20 *Erc20Session) Allowance(owner common.Address, spender common.Address) (*big.Int, error) {
 	return _Erc20.Contract.Allowance(&_Erc20.CallOpts, owner, spender)
 }
 
 // Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
 //
-// Solidity: function allowance(address owner, address spender) constant returns(uint256)
+// Solidity: function allowance(address owner, address spender) view returns(uint256)
 func (_Erc20 *Erc20CallerSession) Allowance(owner common.Address, spender common.Address) (*big.Int, error) {
 	return _Erc20.Contract.Allowance(&_Erc20.CallOpts, owner, spender)
 }
 
 // BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
 //
-// Solidity: function balanceOf(address owner) constant returns(uint256)
+// Solidity: function balanceOf(address owner) view returns(uint256)
 func (_Erc20 *Erc20Caller) BalanceOf(opts *bind.CallOpts, owner common.Address) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Erc20.contract.Call(opts, out, "balanceOf", owner)
-	return *ret0, err
+	var out []interface{}
+	err := _Erc20.contract.Call(opts, &out, "balanceOf", owner)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
 //
-// Solidity: function balanceOf(address owner) constant returns(uint256)
+// Solidity: function balanceOf(address owner) view returns(uint256)
 func (_Erc20 *Erc20Session) BalanceOf(owner common.Address) (*big.Int, error) {
 	return _Erc20.Contract.BalanceOf(&_Erc20.CallOpts, owner)
 }
 
 // BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
 //
-// Solidity: function balanceOf(address owner) constant returns(uint256)
+// Solidity: function balanceOf(address owner) view returns(uint256)
 func (_Erc20 *Erc20CallerSession) BalanceOf(owner common.Address) (*big.Int, error) {
 	return _Erc20.Contract.BalanceOf(&_Erc20.CallOpts, owner)
 }
 
 // TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
 //
-// Solidity: function totalSupply() constant returns(uint256)
+// Solidity: function totalSupply() view returns(uint256)
 func (_Erc20 *Erc20Caller) TotalSupply(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Erc20.contract.Call(opts, out, "totalSupply")
-	return *ret0, err
+	var out []interface{}
+	err := _Erc20.contract.Call(opts, &out, "totalSupply")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
 //
-// Solidity: function totalSupply() constant returns(uint256)
+// Solidity: function totalSupply() view returns(uint256)
 func (_Erc20 *Erc20Session) TotalSupply() (*big.Int, error) {
 	return _Erc20.Contract.TotalSupply(&_Erc20.CallOpts)
 }
 
 // TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
 //
-// Solidity: function totalSupply() constant returns(uint256)
+// Solidity: function totalSupply() view returns(uint256)
 func (_Erc20 *Erc20CallerSession) TotalSupply() (*big.Int, error) {
 	return _Erc20.Contract.TotalSupply(&_Erc20.CallOpts)
 }
@@ -505,6 +527,7 @@ func (_Erc20 *Erc20Filterer) ParseApproval(log types.Log) (*Erc20Approval, error
 	if err := _Erc20.contract.UnpackLog(event, "Approval", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -658,5 +681,6 @@ func (_Erc20 *Erc20Filterer) ParseTransfer(log types.Log) (*Erc20Transfer, error
 	if err := _Erc20.contract.UnpackLog(event, "Transfer", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
diff --git a/contracts/rootchain/rootchain.go b/contracts/rootchain/rootchain.go
index 5bfe5f2d6..d7562cf11 100644
--- a/contracts/rootchain/rootchain.go
+++ b/contracts/rootchain/rootchain.go
@@ -4,19 +4,21 @@
 package rootchain
 
 import (
+	"errors"
 	"math/big"
 	"strings"
 
-	ethereum "github.com/maticnetwork/bor"
-	"github.com/maticnetwork/bor/accounts/abi"
-	"github.com/maticnetwork/bor/accounts/abi/bind"
-	"github.com/maticnetwork/bor/common"
-	"github.com/maticnetwork/bor/core/types"
-	"github.com/maticnetwork/bor/event"
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
 var (
+	_ = errors.New
 	_ = big.NewInt
 	_ = strings.NewReader
 	_ = ethereum.NotFound
@@ -26,8 +28,14 @@ var (
 	_ = event.NewSubscription
 )
 
+// RootchainMetaData contains all meta data concerning the Rootchain contract.
+var RootchainMetaData = &bind.MetaData{
+	ABI: "[{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"headerBlocks\",\"outputs\":[{\"name\":\"root\",\"type\":\"bytes32\"},{\"name\":\"start\",\"type\":\"uint256\"},{\"name\":\"end\",\"type\":\"uint256\"},{\"name\":\"createdAt\",\"type\":\"uint256\"},{\"name\":\"proposer\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"data\",\"type\":\"bytes\"},{\"name\":\"sigs\",\"type\":\"uint256[3][]\"}],\"name\":\"submitCheckpoint\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"data\",\"type\":\"bytes\"},{\"name\":\"sigs\",\"type\":\"bytes\"}],\"name\":\"submitHeaderBlock\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getLastChildBlock\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"currentHeaderBlock\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"proposer\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"headerBlockId\",\"type\":\"uint256\"},{\"indexed\":true,\"name\":\"reward\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"start\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"end\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"root\",\"type\":\"bytes32\"}],\"name\":\"NewHeaderBlock\",\"type\":\"event\"}]",
+}
+
 // RootchainABI is the input ABI used to generate the binding from.
-const RootchainABI = "[{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"headerBlocks\",\"outputs\":[{\"name\":\"root\",\"type\":\"bytes32\"},{\"name\":\"start\",\"type\":\"uint256\"},{\"name\":\"end\",\"type\":\"uint256\"},{\"name\":\"createdAt\",\"type\":\"uint256\"},{\"name\":\"proposer\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"data\",\"type\":\"bytes\"},{\"name\":\"sigs\",\"type\":\"uint256[3][]\"}],\"name\":\"submitCheckpoint\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"data\",\"type\":\"bytes\"},{\"name\":\"sigs\",\"type\":\"bytes\"}],\"name\":\"submitHeaderBlock\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getLastChildBlock\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"currentHeaderBlock\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"proposer\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"headerBlockId\",\"type\":\"uint256\"},{\"indexed\":true,\"name\":\"reward\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"start\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"end\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"root\",\"type\":\"bytes32\"}],\"name\":\"NewHeaderBlock\",\"type\":\"event\"}]"
+// Deprecated: Use RootchainMetaData.ABI instead.
+var RootchainABI = RootchainMetaData.ABI
 
 // Rootchain is an auto generated Go binding around an Ethereum contract.
 type Rootchain struct {
@@ -137,7 +145,7 @@ func bindRootchain(address common.Address, caller bind.ContractCaller, transacto
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Rootchain *RootchainRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Rootchain *RootchainRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Rootchain.Contract.RootchainCaller.contract.Call(opts, result, method, params...)
 }
 
@@ -156,7 +164,7 @@ func (_Rootchain *RootchainRaw) Transact(opts *bind.TransactOpts, method string,
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Rootchain *RootchainCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Rootchain *RootchainCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Rootchain.Contract.contract.Call(opts, result, method, params...)
 }
 
@@ -175,12 +183,17 @@ func (_Rootchain *RootchainTransactorRaw) Transact(opts *bind.TransactOpts, meth
 //
 // Solidity: function currentHeaderBlock() view returns(uint256)
 func (_Rootchain *RootchainCaller) CurrentHeaderBlock(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Rootchain.contract.Call(opts, out, "currentHeaderBlock")
-	return *ret0, err
+	var out []interface{}
+	err := _Rootchain.contract.Call(opts, &out, "currentHeaderBlock")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // CurrentHeaderBlock is a free data retrieval call binding the contract method 0xec7e4855.
@@ -201,12 +214,17 @@ func (_Rootchain *RootchainCallerSession) CurrentHeaderBlock() (*big.Int, error)
 //
 // Solidity: function getLastChildBlock() view returns(uint256)
 func (_Rootchain *RootchainCaller) GetLastChildBlock(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Rootchain.contract.Call(opts, out, "getLastChildBlock")
-	return *ret0, err
+	var out []interface{}
+	err := _Rootchain.contract.Call(opts, &out, "getLastChildBlock")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // GetLastChildBlock is a free data retrieval call binding the contract method 0xb87e1b66.
@@ -233,16 +251,28 @@ func (_Rootchain *RootchainCaller) HeaderBlocks(opts *bind.CallOpts, arg0 *big.I
 	CreatedAt *big.Int
 	Proposer  common.Address
 }, error) {
-	ret := new(struct {
+	var out []interface{}
+	err := _Rootchain.contract.Call(opts, &out, "headerBlocks", arg0)
+
+	outstruct := new(struct {
 		Root      [32]byte
 		Start     *big.Int
 		End       *big.Int
 		CreatedAt *big.Int
 		Proposer  common.Address
 	})
-	out := ret
-	err := _Rootchain.contract.Call(opts, out, "headerBlocks", arg0)
-	return *ret, err
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.Root = *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+	outstruct.Start = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.End = *abi.ConvertType(out[2], new(*big.Int)).(**big.Int)
+	outstruct.CreatedAt = *abi.ConvertType(out[3], new(*big.Int)).(**big.Int)
+	outstruct.Proposer = *abi.ConvertType(out[4], new(common.Address)).(*common.Address)
+
+	return *outstruct, err
+
 }
 
 // HeaderBlocks is a free data retrieval call binding the contract method 0x41539d4a.
@@ -474,5 +504,6 @@ func (_Rootchain *RootchainFilterer) ParseNewHeaderBlock(log types.Log) (*Rootch
 	if err := _Rootchain.contract.UnpackLog(event, "NewHeaderBlock", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
diff --git a/contracts/slashmanager/slashmanager.go b/contracts/slashmanager/slashmanager.go
index 75dfe4963..b0f80fa2d 100644
--- a/contracts/slashmanager/slashmanager.go
+++ b/contracts/slashmanager/slashmanager.go
@@ -4,31 +4,38 @@
 package slashmanager
 
 import (
+	"errors"
 	"math/big"
 	"strings"
 
-	ethereum "github.com/maticnetwork/bor"
-	"github.com/maticnetwork/bor/accounts/abi"
-	"github.com/maticnetwork/bor/accounts/abi/bind"
-	"github.com/maticnetwork/bor/common"
-	"github.com/maticnetwork/bor/core/types"
-	"github.com/maticnetwork/bor/event"
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
 var (
+	_ = errors.New
 	_ = big.NewInt
 	_ = strings.NewReader
 	_ = ethereum.NotFound
-	_ = abi.U256
 	_ = bind.Bind
 	_ = common.Big1
 	_ = types.BloomLookup
 	_ = event.NewSubscription
 )
 
+// SlashmanagerMetaData contains all meta data concerning the Slashmanager contract.
+var SlashmanagerMetaData = &bind.MetaData{
+	ABI: "[{\"constant\":true,\"inputs\":[],\"name\":\"proposerRate\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"destination\",\"type\":\"address\"}],\"name\":\"drainTokens\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"jailCheckpoints\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"sigs\",\"type\":\"bytes\"}],\"name\":\"updateSlashedAmounts\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"registry\",\"outputs\":[{\"internalType\":\"contractRegistry\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"isOwner\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"slashingNonce\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newReportRate\",\"type\":\"uint256\"}],\"name\":\"updateReportRate\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"reportRate\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"VOTE_TYPE\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newProposerRate\",\"type\":\"uint256\"}],\"name\":\"updateProposerRate\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"string\",\"name\":\"_heimdallId\",\"type\":\"string\"}],\"name\":\"setHeimdallId\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"logger\",\"outputs\":[{\"internalType\":\"contractStakingInfo\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"heimdallId\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_registry\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_logger\",\"type\":\"address\"},{\"internalType\":\"string\",\"name\":\"_heimdallId\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"}]",
+}
+
 // SlashmanagerABI is the input ABI used to generate the binding from.
-const SlashmanagerABI = "[{\"constant\":true,\"inputs\":[],\"name\":\"proposerRate\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"destination\",\"type\":\"address\"}],\"name\":\"drainTokens\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"jailCheckpoints\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"sigs\",\"type\":\"bytes\"}],\"name\":\"updateSlashedAmounts\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"registry\",\"outputs\":[{\"internalType\":\"contractRegistry\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"isOwner\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"slashingNonce\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newReportRate\",\"type\":\"uint256\"}],\"name\":\"updateReportRate\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"reportRate\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"VOTE_TYPE\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newProposerRate\",\"type\":\"uint256\"}],\"name\":\"updateProposerRate\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"string\",\"name\":\"_heimdallId\",\"type\":\"string\"}],\"name\":\"setHeimdallId\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"logger\",\"outputs\":[{\"internalType\":\"contractStakingInfo\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"heimdallId\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_registry\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_logger\",\"type\":\"address\"},{\"internalType\":\"string\",\"name\":\"_heimdallId\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"}]"
+// Deprecated: Use SlashmanagerMetaData.ABI instead.
+var SlashmanagerABI = SlashmanagerMetaData.ABI
 
 // Slashmanager is an auto generated Go binding around an Ethereum contract.
 type Slashmanager struct {
@@ -138,7 +145,7 @@ func bindSlashmanager(address common.Address, caller bind.ContractCaller, transa
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Slashmanager *SlashmanagerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Slashmanager *SlashmanagerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Slashmanager.Contract.SlashmanagerCaller.contract.Call(opts, result, method, params...)
 }
 
@@ -157,7 +164,7 @@ func (_Slashmanager *SlashmanagerRaw) Transact(opts *bind.TransactOpts, method s
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Slashmanager *SlashmanagerCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Slashmanager *SlashmanagerCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Slashmanager.Contract.contract.Call(opts, result, method, params...)
 }
 
@@ -174,260 +181,310 @@ func (_Slashmanager *SlashmanagerTransactorRaw) Transact(opts *bind.TransactOpts
 
 // VOTETYPE is a free data retrieval call binding the contract method 0xd5b844eb.
 //
-// Solidity: function VOTE_TYPE() constant returns(uint8)
+// Solidity: function VOTE_TYPE() view returns(uint8)
 func (_Slashmanager *SlashmanagerCaller) VOTETYPE(opts *bind.CallOpts) (uint8, error) {
-	var (
-		ret0 = new(uint8)
-	)
-	out := ret0
-	err := _Slashmanager.contract.Call(opts, out, "VOTE_TYPE")
-	return *ret0, err
+	var out []interface{}
+	err := _Slashmanager.contract.Call(opts, &out, "VOTE_TYPE")
+
+	if err != nil {
+		return *new(uint8), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(uint8)).(*uint8)
+
+	return out0, err
+
 }
 
 // VOTETYPE is a free data retrieval call binding the contract method 0xd5b844eb.
 //
-// Solidity: function VOTE_TYPE() constant returns(uint8)
+// Solidity: function VOTE_TYPE() view returns(uint8)
 func (_Slashmanager *SlashmanagerSession) VOTETYPE() (uint8, error) {
 	return _Slashmanager.Contract.VOTETYPE(&_Slashmanager.CallOpts)
 }
 
 // VOTETYPE is a free data retrieval call binding the contract method 0xd5b844eb.
 //
-// Solidity: function VOTE_TYPE() constant returns(uint8)
+// Solidity: function VOTE_TYPE() view returns(uint8)
 func (_Slashmanager *SlashmanagerCallerSession) VOTETYPE() (uint8, error) {
 	return _Slashmanager.Contract.VOTETYPE(&_Slashmanager.CallOpts)
 }
 
 // HeimdallId is a free data retrieval call binding the contract method 0xfbc3dd36.
 //
-// Solidity: function heimdallId() constant returns(bytes32)
+// Solidity: function heimdallId() view returns(bytes32)
 func (_Slashmanager *SlashmanagerCaller) HeimdallId(opts *bind.CallOpts) ([32]byte, error) {
-	var (
-		ret0 = new([32]byte)
-	)
-	out := ret0
-	err := _Slashmanager.contract.Call(opts, out, "heimdallId")
-	return *ret0, err
+	var out []interface{}
+	err := _Slashmanager.contract.Call(opts, &out, "heimdallId")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
 }
 
 // HeimdallId is a free data retrieval call binding the contract method 0xfbc3dd36.
 //
-// Solidity: function heimdallId() constant returns(bytes32)
+// Solidity: function heimdallId() view returns(bytes32)
 func (_Slashmanager *SlashmanagerSession) HeimdallId() ([32]byte, error) {
 	return _Slashmanager.Contract.HeimdallId(&_Slashmanager.CallOpts)
 }
 
 // HeimdallId is a free data retrieval call binding the contract method 0xfbc3dd36.
 //
-// Solidity: function heimdallId() constant returns(bytes32)
+// Solidity: function heimdallId() view returns(bytes32)
 func (_Slashmanager *SlashmanagerCallerSession) HeimdallId() ([32]byte, error) {
 	return _Slashmanager.Contract.HeimdallId(&_Slashmanager.CallOpts)
 }
 
 // IsOwner is a free data retrieval call binding the contract method 0x8f32d59b.
 //
-// Solidity: function isOwner() constant returns(bool)
+// Solidity: function isOwner() view returns(bool)
 func (_Slashmanager *SlashmanagerCaller) IsOwner(opts *bind.CallOpts) (bool, error) {
-	var (
-		ret0 = new(bool)
-	)
-	out := ret0
-	err := _Slashmanager.contract.Call(opts, out, "isOwner")
-	return *ret0, err
+	var out []interface{}
+	err := _Slashmanager.contract.Call(opts, &out, "isOwner")
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
 }
 
 // IsOwner is a free data retrieval call binding the contract method 0x8f32d59b.
 //
-// Solidity: function isOwner() constant returns(bool)
+// Solidity: function isOwner() view returns(bool)
 func (_Slashmanager *SlashmanagerSession) IsOwner() (bool, error) {
 	return _Slashmanager.Contract.IsOwner(&_Slashmanager.CallOpts)
 }
 
 // IsOwner is a free data retrieval call binding the contract method 0x8f32d59b.
 //
-// Solidity: function isOwner() constant returns(bool)
+// Solidity: function isOwner() view returns(bool)
 func (_Slashmanager *SlashmanagerCallerSession) IsOwner() (bool, error) {
 	return _Slashmanager.Contract.IsOwner(&_Slashmanager.CallOpts)
 }
 
 // JailCheckpoints is a free data retrieval call binding the contract method 0x556b2ce9.
 //
-// Solidity: function jailCheckpoints() constant returns(uint256)
+// Solidity: function jailCheckpoints() view returns(uint256)
 func (_Slashmanager *SlashmanagerCaller) JailCheckpoints(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Slashmanager.contract.Call(opts, out, "jailCheckpoints")
-	return *ret0, err
+	var out []interface{}
+	err := _Slashmanager.contract.Call(opts, &out, "jailCheckpoints")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // JailCheckpoints is a free data retrieval call binding the contract method 0x556b2ce9.
 //
-// Solidity: function jailCheckpoints() constant returns(uint256)
+// Solidity: function jailCheckpoints() view returns(uint256)
 func (_Slashmanager *SlashmanagerSession) JailCheckpoints() (*big.Int, error) {
 	return _Slashmanager.Contract.JailCheckpoints(&_Slashmanager.CallOpts)
 }
 
 // JailCheckpoints is a free data retrieval call binding the contract method 0x556b2ce9.
 //
-// Solidity: function jailCheckpoints() constant returns(uint256)
+// Solidity: function jailCheckpoints() view returns(uint256)
 func (_Slashmanager *SlashmanagerCallerSession) JailCheckpoints() (*big.Int, error) {
 	return _Slashmanager.Contract.JailCheckpoints(&_Slashmanager.CallOpts)
 }
 
 // Logger is a free data retrieval call binding the contract method 0xf24ccbfe.
 //
-// Solidity: function logger() constant returns(address)
+// Solidity: function logger() view returns(address)
 func (_Slashmanager *SlashmanagerCaller) Logger(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Slashmanager.contract.Call(opts, out, "logger")
-	return *ret0, err
+	var out []interface{}
+	err := _Slashmanager.contract.Call(opts, &out, "logger")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Logger is a free data retrieval call binding the contract method 0xf24ccbfe.
 //
-// Solidity: function logger() constant returns(address)
+// Solidity: function logger() view returns(address)
 func (_Slashmanager *SlashmanagerSession) Logger() (common.Address, error) {
 	return _Slashmanager.Contract.Logger(&_Slashmanager.CallOpts)
 }
 
 // Logger is a free data retrieval call binding the contract method 0xf24ccbfe.
 //
-// Solidity: function logger() constant returns(address)
+// Solidity: function logger() view returns(address)
 func (_Slashmanager *SlashmanagerCallerSession) Logger() (common.Address, error) {
 	return _Slashmanager.Contract.Logger(&_Slashmanager.CallOpts)
 }
 
 // Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
 //
-// Solidity: function owner() constant returns(address)
+// Solidity: function owner() view returns(address)
 func (_Slashmanager *SlashmanagerCaller) Owner(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Slashmanager.contract.Call(opts, out, "owner")
-	return *ret0, err
+	var out []interface{}
+	err := _Slashmanager.contract.Call(opts, &out, "owner")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
 //
-// Solidity: function owner() constant returns(address)
+// Solidity: function owner() view returns(address)
 func (_Slashmanager *SlashmanagerSession) Owner() (common.Address, error) {
 	return _Slashmanager.Contract.Owner(&_Slashmanager.CallOpts)
 }
 
 // Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
 //
-// Solidity: function owner() constant returns(address)
+// Solidity: function owner() view returns(address)
 func (_Slashmanager *SlashmanagerCallerSession) Owner() (common.Address, error) {
 	return _Slashmanager.Contract.Owner(&_Slashmanager.CallOpts)
 }
 
 // ProposerRate is a free data retrieval call binding the contract method 0x3199e305.
 //
-// Solidity: function proposerRate() constant returns(uint256)
+// Solidity: function proposerRate() view returns(uint256)
 func (_Slashmanager *SlashmanagerCaller) ProposerRate(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Slashmanager.contract.Call(opts, out, "proposerRate")
-	return *ret0, err
+	var out []interface{}
+	err := _Slashmanager.contract.Call(opts, &out, "proposerRate")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // ProposerRate is a free data retrieval call binding the contract method 0x3199e305.
 //
-// Solidity: function proposerRate() constant returns(uint256)
+// Solidity: function proposerRate() view returns(uint256)
 func (_Slashmanager *SlashmanagerSession) ProposerRate() (*big.Int, error) {
 	return _Slashmanager.Contract.ProposerRate(&_Slashmanager.CallOpts)
 }
 
 // ProposerRate is a free data retrieval call binding the contract method 0x3199e305.
 //
-// Solidity: function proposerRate() constant returns(uint256)
+// Solidity: function proposerRate() view returns(uint256)
 func (_Slashmanager *SlashmanagerCallerSession) ProposerRate() (*big.Int, error) {
 	return _Slashmanager.Contract.ProposerRate(&_Slashmanager.CallOpts)
 }
 
 // Registry is a free data retrieval call binding the contract method 0x7b103999.
 //
-// Solidity: function registry() constant returns(address)
+// Solidity: function registry() view returns(address)
 func (_Slashmanager *SlashmanagerCaller) Registry(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Slashmanager.contract.Call(opts, out, "registry")
-	return *ret0, err
+	var out []interface{}
+	err := _Slashmanager.contract.Call(opts, &out, "registry")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Registry is a free data retrieval call binding the contract method 0x7b103999.
 //
-// Solidity: function registry() constant returns(address)
+// Solidity: function registry() view returns(address)
 func (_Slashmanager *SlashmanagerSession) Registry() (common.Address, error) {
 	return _Slashmanager.Contract.Registry(&_Slashmanager.CallOpts)
 }
 
 // Registry is a free data retrieval call binding the contract method 0x7b103999.
 //
-// Solidity: function registry() constant returns(address)
+// Solidity: function registry() view returns(address)
 func (_Slashmanager *SlashmanagerCallerSession) Registry() (common.Address, error) {
 	return _Slashmanager.Contract.Registry(&_Slashmanager.CallOpts)
 }
 
 // ReportRate is a free data retrieval call binding the contract method 0xc25593be.
 //
-// Solidity: function reportRate() constant returns(uint256)
+// Solidity: function reportRate() view returns(uint256)
 func (_Slashmanager *SlashmanagerCaller) ReportRate(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Slashmanager.contract.Call(opts, out, "reportRate")
-	return *ret0, err
+	var out []interface{}
+	err := _Slashmanager.contract.Call(opts, &out, "reportRate")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // ReportRate is a free data retrieval call binding the contract method 0xc25593be.
 //
-// Solidity: function reportRate() constant returns(uint256)
+// Solidity: function reportRate() view returns(uint256)
 func (_Slashmanager *SlashmanagerSession) ReportRate() (*big.Int, error) {
 	return _Slashmanager.Contract.ReportRate(&_Slashmanager.CallOpts)
 }
 
 // ReportRate is a free data retrieval call binding the contract method 0xc25593be.
 //
-// Solidity: function reportRate() constant returns(uint256)
+// Solidity: function reportRate() view returns(uint256)
 func (_Slashmanager *SlashmanagerCallerSession) ReportRate() (*big.Int, error) {
 	return _Slashmanager.Contract.ReportRate(&_Slashmanager.CallOpts)
 }
 
 // SlashingNonce is a free data retrieval call binding the contract method 0xa2d32176.
 //
-// Solidity: function slashingNonce() constant returns(uint256)
+// Solidity: function slashingNonce() view returns(uint256)
 func (_Slashmanager *SlashmanagerCaller) SlashingNonce(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Slashmanager.contract.Call(opts, out, "slashingNonce")
-	return *ret0, err
+	var out []interface{}
+	err := _Slashmanager.contract.Call(opts, &out, "slashingNonce")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // SlashingNonce is a free data retrieval call binding the contract method 0xa2d32176.
 //
-// Solidity: function slashingNonce() constant returns(uint256)
+// Solidity: function slashingNonce() view returns(uint256)
 func (_Slashmanager *SlashmanagerSession) SlashingNonce() (*big.Int, error) {
 	return _Slashmanager.Contract.SlashingNonce(&_Slashmanager.CallOpts)
 }
 
 // SlashingNonce is a free data retrieval call binding the contract method 0xa2d32176.
 //
-// Solidity: function slashingNonce() constant returns(uint256)
+// Solidity: function slashingNonce() view returns(uint256)
 func (_Slashmanager *SlashmanagerCallerSession) SlashingNonce() (*big.Int, error) {
 	return _Slashmanager.Contract.SlashingNonce(&_Slashmanager.CallOpts)
 }
@@ -728,5 +785,6 @@ func (_Slashmanager *SlashmanagerFilterer) ParseOwnershipTransferred(log types.L
 	if err := _Slashmanager.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
diff --git a/contracts/stakemanager/stakemanager.go b/contracts/stakemanager/stakemanager.go
index db5774df2..b09a94806 100644
--- a/contracts/stakemanager/stakemanager.go
+++ b/contracts/stakemanager/stakemanager.go
@@ -4,31 +4,38 @@
 package stakemanager
 
 import (
+	"errors"
 	"math/big"
 	"strings"
 
-	ethereum "github.com/maticnetwork/bor"
-	"github.com/maticnetwork/bor/accounts/abi"
-	"github.com/maticnetwork/bor/accounts/abi/bind"
-	"github.com/maticnetwork/bor/common"
-	"github.com/maticnetwork/bor/core/types"
-	"github.com/maticnetwork/bor/event"
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
 var (
+	_ = errors.New
 	_ = big.NewInt
 	_ = strings.NewReader
 	_ = ethereum.NotFound
-	_ = abi.U256
 	_ = bind.Bind
 	_ = common.Big1
 	_ = types.BloomLookup
 	_ = event.NewSubscription
 )
 
+// StakemanagerMetaData contains all meta data concerning the Stakemanager contract.
+var StakemanagerMetaData = &bind.MetaData{
+	ABI: "[{\"constant\":true,\"inputs\":[],\"name\":\"getCurrentValidatorSet\",\"outputs\":[{\"internalType\":\"uint256[]\",\"name\":\"\",\"type\":\"uint256[]\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"heimdallFee\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"acceptDelegation\",\"type\":\"bool\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"stake\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"blockInterval\",\"type\":\"uint256\"},{\"internalType\":\"bytes32\",\"name\":\"voteHash\",\"type\":\"bytes32\"},{\"internalType\":\"bytes32\",\"name\":\"stateRoot\",\"type\":\"bytes32\"},{\"internalType\":\"address\",\"name\":\"proposer\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"sigs\",\"type\":\"bytes\"}],\"name\":\"checkSignatures\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_limit\",\"type\":\"uint256\"}],\"name\":\"updateSignerUpdateLimit\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"auctionPeriod\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalRewards\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"WITHDRAWAL_DELAY\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"_registry\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_rootchain\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_NFTContract\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_stakingLogger\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_ValidatorShareFactory\",\"type\":\"address\"}],\"name\":\"updateConstructor\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"}],\"name\":\"setToken\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newThreshold\",\"type\":\"uint256\"}],\"name\":\"updateValidatorThreshold\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"}],\"name\":\"getValidatorId\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"accountStateRoot\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"checkPointBlockInterval\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"isValidator\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"stakeRewards\",\"type\":\"bool\"}],\"name\":\"restake\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"unstake\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"NFTContract\",\"outputs\":[{\"internalType\":\"contractStakingNFT\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"proposerBonus\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"validators\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"reward\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"activationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"deactivationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"jailTime\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"contractAddress\",\"type\":\"address\"},{\"internalType\":\"enumStakeManagerStorage.Status\",\"name\":\"status\",\"type\":\"uint8\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"signerToValidator\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"unJail\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"minDeposit\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"}],\"name\":\"totalStakedFor\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"signerUpdateLimit\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"validatorThreshold\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"heimdallFee\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"acceptDelegation\",\"type\":\"bool\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"stakeFor\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"startAuction\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"validatorAuction\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"startEpoch\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"delegationEnabled\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"NFTCounter\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"getValidatorContract\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"governance\",\"outputs\":[{\"internalType\":\"contractIGovernance\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"validatorState\",\"outputs\":[{\"internalType\":\"int256\",\"name\":\"amount\",\"type\":\"int256\"},{\"internalType\":\"int256\",\"name\":\"stakerCount\",\"type\":\"int256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"_slashingInfoList\",\"type\":\"bytes\"}],\"name\":\"slash\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"ownerOf\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"heimdallFee\",\"type\":\"uint256\"}],\"name\":\"topUpForFee\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"accumFeeAmount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"index\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"proof\",\"type\":\"bytes\"}],\"name\":\"claimFee\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"delegator\",\"type\":\"address\"}],\"name\":\"delegationDeposit\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"supportsHistory\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"dynasty\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"currentEpoch\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"replacementCoolDown\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"userFeeExit\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"registry\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"CHECKPOINT_REWARD\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"currentValidatorSetSize\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalStaked\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"isOwner\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"epoch\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"forceUnstake\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"withdrawRewards\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"rootChain\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalHeimdallFee\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newProposerBonus\",\"type\":\"uint256\"}],\"name\":\"updateProposerBonus\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"int256\",\"name\":\"amount\",\"type\":\"int256\"}],\"name\":\"updateValidatorState\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_blocks\",\"type\":\"uint256\"}],\"name\":\"updateCheckPointBlockInterval\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"currentValidatorSetTotalStake\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"unlock\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"withdrawalDelay\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_minDeposit\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_minHeimdallFee\",\"type\":\"uint256\"}],\"name\":\"updateMinAmounts\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"voteHash\",\"type\":\"bytes32\"},{\"internalType\":\"bytes\",\"name\":\"sigs\",\"type\":\"bytes\"}],\"name\":\"verifyConsensus\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"delegator\",\"type\":\"address\"}],\"name\":\"transferFunds\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"factory\",\"outputs\":[{\"internalType\":\"contractValidatorShareFactory\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"heimdallFee\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"acceptDelegation\",\"type\":\"bool\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"confirmAuctionBid\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newReward\",\"type\":\"uint256\"}],\"name\":\"updateCheckpointReward\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalRewardsLiquidated\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"locked\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"pub\",\"type\":\"bytes\"}],\"name\":\"pubToAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"latestSignerUpdateEpoch\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"unstakeClaim\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newDynasty\",\"type\":\"uint256\"}],\"name\":\"updateDynastyValue\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"newRootChain\",\"type\":\"address\"}],\"name\":\"changeRootChain\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"validatorStake\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"logger\",\"outputs\":[{\"internalType\":\"contractStakingInfo\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"bool\",\"name\":\"enabled\",\"type\":\"bool\"}],\"name\":\"setDelegationEnabled\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"updateSigner\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"forNCheckpoints\",\"type\":\"uint256\"}],\"name\":\"stopAuctions\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"lock\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"minHeimdallFee\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"token\",\"outputs\":[{\"internalType\":\"contractIERC20\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousRootChain\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newRootChain\",\"type\":\"address\"}],\"name\":\"RootChainChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"}]",
+}
+
 // StakemanagerABI is the input ABI used to generate the binding from.
-const StakemanagerABI = "[{\"constant\":true,\"inputs\":[],\"name\":\"getCurrentValidatorSet\",\"outputs\":[{\"internalType\":\"uint256[]\",\"name\":\"\",\"type\":\"uint256[]\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"heimdallFee\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"acceptDelegation\",\"type\":\"bool\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"stake\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"blockInterval\",\"type\":\"uint256\"},{\"internalType\":\"bytes32\",\"name\":\"voteHash\",\"type\":\"bytes32\"},{\"internalType\":\"bytes32\",\"name\":\"stateRoot\",\"type\":\"bytes32\"},{\"internalType\":\"address\",\"name\":\"proposer\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"sigs\",\"type\":\"bytes\"}],\"name\":\"checkSignatures\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_limit\",\"type\":\"uint256\"}],\"name\":\"updateSignerUpdateLimit\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"auctionPeriod\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalRewards\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"WITHDRAWAL_DELAY\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"_registry\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_rootchain\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_NFTContract\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_stakingLogger\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_ValidatorShareFactory\",\"type\":\"address\"}],\"name\":\"updateConstructor\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"}],\"name\":\"setToken\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newThreshold\",\"type\":\"uint256\"}],\"name\":\"updateValidatorThreshold\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"}],\"name\":\"getValidatorId\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"accountStateRoot\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"checkPointBlockInterval\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"isValidator\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"stakeRewards\",\"type\":\"bool\"}],\"name\":\"restake\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"unstake\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"NFTContract\",\"outputs\":[{\"internalType\":\"contractStakingNFT\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"proposerBonus\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"validators\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"reward\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"activationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"deactivationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"jailTime\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"contractAddress\",\"type\":\"address\"},{\"internalType\":\"enumStakeManagerStorage.Status\",\"name\":\"status\",\"type\":\"uint8\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"signerToValidator\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"unJail\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"minDeposit\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"}],\"name\":\"totalStakedFor\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"signerUpdateLimit\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"validatorThreshold\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"heimdallFee\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"acceptDelegation\",\"type\":\"bool\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"stakeFor\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"startAuction\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"validatorAuction\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"startEpoch\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"delegationEnabled\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"NFTCounter\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"getValidatorContract\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"governance\",\"outputs\":[{\"internalType\":\"contractIGovernance\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"validatorState\",\"outputs\":[{\"internalType\":\"int256\",\"name\":\"amount\",\"type\":\"int256\"},{\"internalType\":\"int256\",\"name\":\"stakerCount\",\"type\":\"int256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"_slashingInfoList\",\"type\":\"bytes\"}],\"name\":\"slash\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"ownerOf\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"heimdallFee\",\"type\":\"uint256\"}],\"name\":\"topUpForFee\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"accumFeeAmount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"index\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"proof\",\"type\":\"bytes\"}],\"name\":\"claimFee\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"delegator\",\"type\":\"address\"}],\"name\":\"delegationDeposit\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"supportsHistory\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"dynasty\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"currentEpoch\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"replacementCoolDown\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"userFeeExit\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"registry\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"CHECKPOINT_REWARD\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"currentValidatorSetSize\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalStaked\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"isOwner\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"epoch\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"forceUnstake\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"withdrawRewards\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"rootChain\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalHeimdallFee\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newProposerBonus\",\"type\":\"uint256\"}],\"name\":\"updateProposerBonus\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"int256\",\"name\":\"amount\",\"type\":\"int256\"}],\"name\":\"updateValidatorState\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_blocks\",\"type\":\"uint256\"}],\"name\":\"updateCheckPointBlockInterval\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"currentValidatorSetTotalStake\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"unlock\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"withdrawalDelay\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_minDeposit\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_minHeimdallFee\",\"type\":\"uint256\"}],\"name\":\"updateMinAmounts\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"voteHash\",\"type\":\"bytes32\"},{\"internalType\":\"bytes\",\"name\":\"sigs\",\"type\":\"bytes\"}],\"name\":\"verifyConsensus\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"delegator\",\"type\":\"address\"}],\"name\":\"transferFunds\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"factory\",\"outputs\":[{\"internalType\":\"contractValidatorShareFactory\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"heimdallFee\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"acceptDelegation\",\"type\":\"bool\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"confirmAuctionBid\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newReward\",\"type\":\"uint256\"}],\"name\":\"updateCheckpointReward\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalRewardsLiquidated\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"locked\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"pub\",\"type\":\"bytes\"}],\"name\":\"pubToAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"latestSignerUpdateEpoch\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"unstakeClaim\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newDynasty\",\"type\":\"uint256\"}],\"name\":\"updateDynastyValue\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"newRootChain\",\"type\":\"address\"}],\"name\":\"changeRootChain\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"validatorStake\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"logger\",\"outputs\":[{\"internalType\":\"contractStakingInfo\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"bool\",\"name\":\"enabled\",\"type\":\"bool\"}],\"name\":\"setDelegationEnabled\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"updateSigner\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"forNCheckpoints\",\"type\":\"uint256\"}],\"name\":\"stopAuctions\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"lock\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"minHeimdallFee\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"token\",\"outputs\":[{\"internalType\":\"contractIERC20\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousRootChain\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newRootChain\",\"type\":\"address\"}],\"name\":\"RootChainChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"}]"
+// Deprecated: Use StakemanagerMetaData.ABI instead.
+var StakemanagerABI = StakemanagerMetaData.ABI
 
 // Stakemanager is an auto generated Go binding around an Ethereum contract.
 type Stakemanager struct {
@@ -138,7 +145,7 @@ func bindStakemanager(address common.Address, caller bind.ContractCaller, transa
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Stakemanager *StakemanagerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Stakemanager *StakemanagerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Stakemanager.Contract.StakemanagerCaller.contract.Call(opts, result, method, params...)
 }
 
@@ -157,7 +164,7 @@ func (_Stakemanager *StakemanagerRaw) Transact(opts *bind.TransactOpts, method s
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Stakemanager *StakemanagerCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Stakemanager *StakemanagerCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Stakemanager.Contract.contract.Call(opts, result, method, params...)
 }
 
@@ -174,1117 +181,1337 @@ func (_Stakemanager *StakemanagerTransactorRaw) Transact(opts *bind.TransactOpts
 
 // CHECKPOINTREWARD is a free data retrieval call binding the contract method 0x7d669752.
 //
-// Solidity: function CHECKPOINT_REWARD() constant returns(uint256)
+// Solidity: function CHECKPOINT_REWARD() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) CHECKPOINTREWARD(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "CHECKPOINT_REWARD")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "CHECKPOINT_REWARD")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // CHECKPOINTREWARD is a free data retrieval call binding the contract method 0x7d669752.
 //
-// Solidity: function CHECKPOINT_REWARD() constant returns(uint256)
+// Solidity: function CHECKPOINT_REWARD() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) CHECKPOINTREWARD() (*big.Int, error) {
 	return _Stakemanager.Contract.CHECKPOINTREWARD(&_Stakemanager.CallOpts)
 }
 
 // CHECKPOINTREWARD is a free data retrieval call binding the contract method 0x7d669752.
 //
-// Solidity: function CHECKPOINT_REWARD() constant returns(uint256)
+// Solidity: function CHECKPOINT_REWARD() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) CHECKPOINTREWARD() (*big.Int, error) {
 	return _Stakemanager.Contract.CHECKPOINTREWARD(&_Stakemanager.CallOpts)
 }
 
 // NFTContract is a free data retrieval call binding the contract method 0x31c2273b.
 //
-// Solidity: function NFTContract() constant returns(address)
+// Solidity: function NFTContract() view returns(address)
 func (_Stakemanager *StakemanagerCaller) NFTContract(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "NFTContract")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "NFTContract")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // NFTContract is a free data retrieval call binding the contract method 0x31c2273b.
 //
-// Solidity: function NFTContract() constant returns(address)
+// Solidity: function NFTContract() view returns(address)
 func (_Stakemanager *StakemanagerSession) NFTContract() (common.Address, error) {
 	return _Stakemanager.Contract.NFTContract(&_Stakemanager.CallOpts)
 }
 
 // NFTContract is a free data retrieval call binding the contract method 0x31c2273b.
 //
-// Solidity: function NFTContract() constant returns(address)
+// Solidity: function NFTContract() view returns(address)
 func (_Stakemanager *StakemanagerCallerSession) NFTContract() (common.Address, error) {
 	return _Stakemanager.Contract.NFTContract(&_Stakemanager.CallOpts)
 }
 
 // NFTCounter is a free data retrieval call binding the contract method 0x5508d8e1.
 //
-// Solidity: function NFTCounter() constant returns(uint256)
+// Solidity: function NFTCounter() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) NFTCounter(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "NFTCounter")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "NFTCounter")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // NFTCounter is a free data retrieval call binding the contract method 0x5508d8e1.
 //
-// Solidity: function NFTCounter() constant returns(uint256)
+// Solidity: function NFTCounter() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) NFTCounter() (*big.Int, error) {
 	return _Stakemanager.Contract.NFTCounter(&_Stakemanager.CallOpts)
 }
 
 // NFTCounter is a free data retrieval call binding the contract method 0x5508d8e1.
 //
-// Solidity: function NFTCounter() constant returns(uint256)
+// Solidity: function NFTCounter() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) NFTCounter() (*big.Int, error) {
 	return _Stakemanager.Contract.NFTCounter(&_Stakemanager.CallOpts)
 }
 
 // WITHDRAWALDELAY is a free data retrieval call binding the contract method 0x0ebb172a.
 //
-// Solidity: function WITHDRAWAL_DELAY() constant returns(uint256)
+// Solidity: function WITHDRAWAL_DELAY() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) WITHDRAWALDELAY(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "WITHDRAWAL_DELAY")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "WITHDRAWAL_DELAY")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // WITHDRAWALDELAY is a free data retrieval call binding the contract method 0x0ebb172a.
 //
-// Solidity: function WITHDRAWAL_DELAY() constant returns(uint256)
+// Solidity: function WITHDRAWAL_DELAY() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) WITHDRAWALDELAY() (*big.Int, error) {
 	return _Stakemanager.Contract.WITHDRAWALDELAY(&_Stakemanager.CallOpts)
 }
 
 // WITHDRAWALDELAY is a free data retrieval call binding the contract method 0x0ebb172a.
 //
-// Solidity: function WITHDRAWAL_DELAY() constant returns(uint256)
+// Solidity: function WITHDRAWAL_DELAY() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) WITHDRAWALDELAY() (*big.Int, error) {
 	return _Stakemanager.Contract.WITHDRAWALDELAY(&_Stakemanager.CallOpts)
 }
 
 // AccountStateRoot is a free data retrieval call binding the contract method 0x17c2b910.
 //
-// Solidity: function accountStateRoot() constant returns(bytes32)
+// Solidity: function accountStateRoot() view returns(bytes32)
 func (_Stakemanager *StakemanagerCaller) AccountStateRoot(opts *bind.CallOpts) ([32]byte, error) {
-	var (
-		ret0 = new([32]byte)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "accountStateRoot")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "accountStateRoot")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
 }
 
 // AccountStateRoot is a free data retrieval call binding the contract method 0x17c2b910.
 //
-// Solidity: function accountStateRoot() constant returns(bytes32)
+// Solidity: function accountStateRoot() view returns(bytes32)
 func (_Stakemanager *StakemanagerSession) AccountStateRoot() ([32]byte, error) {
 	return _Stakemanager.Contract.AccountStateRoot(&_Stakemanager.CallOpts)
 }
 
 // AccountStateRoot is a free data retrieval call binding the contract method 0x17c2b910.
 //
-// Solidity: function accountStateRoot() constant returns(bytes32)
+// Solidity: function accountStateRoot() view returns(bytes32)
 func (_Stakemanager *StakemanagerCallerSession) AccountStateRoot() ([32]byte, error) {
 	return _Stakemanager.Contract.AccountStateRoot(&_Stakemanager.CallOpts)
 }
 
 // AuctionPeriod is a free data retrieval call binding the contract method 0x0cccfc58.
 //
-// Solidity: function auctionPeriod() constant returns(uint256)
+// Solidity: function auctionPeriod() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) AuctionPeriod(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "auctionPeriod")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "auctionPeriod")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // AuctionPeriod is a free data retrieval call binding the contract method 0x0cccfc58.
 //
-// Solidity: function auctionPeriod() constant returns(uint256)
+// Solidity: function auctionPeriod() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) AuctionPeriod() (*big.Int, error) {
 	return _Stakemanager.Contract.AuctionPeriod(&_Stakemanager.CallOpts)
 }
 
 // AuctionPeriod is a free data retrieval call binding the contract method 0x0cccfc58.
 //
-// Solidity: function auctionPeriod() constant returns(uint256)
+// Solidity: function auctionPeriod() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) AuctionPeriod() (*big.Int, error) {
 	return _Stakemanager.Contract.AuctionPeriod(&_Stakemanager.CallOpts)
 }
 
 // CheckPointBlockInterval is a free data retrieval call binding the contract method 0x25316411.
 //
-// Solidity: function checkPointBlockInterval() constant returns(uint256)
+// Solidity: function checkPointBlockInterval() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) CheckPointBlockInterval(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "checkPointBlockInterval")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "checkPointBlockInterval")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // CheckPointBlockInterval is a free data retrieval call binding the contract method 0x25316411.
 //
-// Solidity: function checkPointBlockInterval() constant returns(uint256)
+// Solidity: function checkPointBlockInterval() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) CheckPointBlockInterval() (*big.Int, error) {
 	return _Stakemanager.Contract.CheckPointBlockInterval(&_Stakemanager.CallOpts)
 }
 
 // CheckPointBlockInterval is a free data retrieval call binding the contract method 0x25316411.
 //
-// Solidity: function checkPointBlockInterval() constant returns(uint256)
+// Solidity: function checkPointBlockInterval() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) CheckPointBlockInterval() (*big.Int, error) {
 	return _Stakemanager.Contract.CheckPointBlockInterval(&_Stakemanager.CallOpts)
 }
 
 // CurrentEpoch is a free data retrieval call binding the contract method 0x76671808.
 //
-// Solidity: function currentEpoch() constant returns(uint256)
+// Solidity: function currentEpoch() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) CurrentEpoch(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "currentEpoch")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "currentEpoch")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // CurrentEpoch is a free data retrieval call binding the contract method 0x76671808.
 //
-// Solidity: function currentEpoch() constant returns(uint256)
+// Solidity: function currentEpoch() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) CurrentEpoch() (*big.Int, error) {
 	return _Stakemanager.Contract.CurrentEpoch(&_Stakemanager.CallOpts)
 }
 
 // CurrentEpoch is a free data retrieval call binding the contract method 0x76671808.
 //
-// Solidity: function currentEpoch() constant returns(uint256)
+// Solidity: function currentEpoch() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) CurrentEpoch() (*big.Int, error) {
 	return _Stakemanager.Contract.CurrentEpoch(&_Stakemanager.CallOpts)
 }
 
 // CurrentValidatorSetSize is a free data retrieval call binding the contract method 0x7f952d95.
 //
-// Solidity: function currentValidatorSetSize() constant returns(uint256)
+// Solidity: function currentValidatorSetSize() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) CurrentValidatorSetSize(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "currentValidatorSetSize")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "currentValidatorSetSize")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // CurrentValidatorSetSize is a free data retrieval call binding the contract method 0x7f952d95.
 //
-// Solidity: function currentValidatorSetSize() constant returns(uint256)
+// Solidity: function currentValidatorSetSize() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) CurrentValidatorSetSize() (*big.Int, error) {
 	return _Stakemanager.Contract.CurrentValidatorSetSize(&_Stakemanager.CallOpts)
 }
 
 // CurrentValidatorSetSize is a free data retrieval call binding the contract method 0x7f952d95.
 //
-// Solidity: function currentValidatorSetSize() constant returns(uint256)
+// Solidity: function currentValidatorSetSize() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) CurrentValidatorSetSize() (*big.Int, error) {
 	return _Stakemanager.Contract.CurrentValidatorSetSize(&_Stakemanager.CallOpts)
 }
 
 // CurrentValidatorSetTotalStake is a free data retrieval call binding the contract method 0xa4769071.
 //
-// Solidity: function currentValidatorSetTotalStake() constant returns(uint256)
+// Solidity: function currentValidatorSetTotalStake() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) CurrentValidatorSetTotalStake(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "currentValidatorSetTotalStake")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "currentValidatorSetTotalStake")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // CurrentValidatorSetTotalStake is a free data retrieval call binding the contract method 0xa4769071.
 //
-// Solidity: function currentValidatorSetTotalStake() constant returns(uint256)
+// Solidity: function currentValidatorSetTotalStake() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) CurrentValidatorSetTotalStake() (*big.Int, error) {
 	return _Stakemanager.Contract.CurrentValidatorSetTotalStake(&_Stakemanager.CallOpts)
 }
 
 // CurrentValidatorSetTotalStake is a free data retrieval call binding the contract method 0xa4769071.
 //
-// Solidity: function currentValidatorSetTotalStake() constant returns(uint256)
+// Solidity: function currentValidatorSetTotalStake() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) CurrentValidatorSetTotalStake() (*big.Int, error) {
 	return _Stakemanager.Contract.CurrentValidatorSetTotalStake(&_Stakemanager.CallOpts)
 }
 
 // DelegationEnabled is a free data retrieval call binding the contract method 0x54b8c601.
 //
-// Solidity: function delegationEnabled() constant returns(bool)
+// Solidity: function delegationEnabled() view returns(bool)
 func (_Stakemanager *StakemanagerCaller) DelegationEnabled(opts *bind.CallOpts) (bool, error) {
-	var (
-		ret0 = new(bool)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "delegationEnabled")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "delegationEnabled")
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
 }
 
 // DelegationEnabled is a free data retrieval call binding the contract method 0x54b8c601.
 //
-// Solidity: function delegationEnabled() constant returns(bool)
+// Solidity: function delegationEnabled() view returns(bool)
 func (_Stakemanager *StakemanagerSession) DelegationEnabled() (bool, error) {
 	return _Stakemanager.Contract.DelegationEnabled(&_Stakemanager.CallOpts)
 }
 
 // DelegationEnabled is a free data retrieval call binding the contract method 0x54b8c601.
 //
-// Solidity: function delegationEnabled() constant returns(bool)
+// Solidity: function delegationEnabled() view returns(bool)
 func (_Stakemanager *StakemanagerCallerSession) DelegationEnabled() (bool, error) {
 	return _Stakemanager.Contract.DelegationEnabled(&_Stakemanager.CallOpts)
 }
 
 // Dynasty is a free data retrieval call binding the contract method 0x7060054d.
 //
-// Solidity: function dynasty() constant returns(uint256)
+// Solidity: function dynasty() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) Dynasty(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "dynasty")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "dynasty")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // Dynasty is a free data retrieval call binding the contract method 0x7060054d.
 //
-// Solidity: function dynasty() constant returns(uint256)
+// Solidity: function dynasty() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) Dynasty() (*big.Int, error) {
 	return _Stakemanager.Contract.Dynasty(&_Stakemanager.CallOpts)
 }
 
 // Dynasty is a free data retrieval call binding the contract method 0x7060054d.
 //
-// Solidity: function dynasty() constant returns(uint256)
+// Solidity: function dynasty() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) Dynasty() (*big.Int, error) {
 	return _Stakemanager.Contract.Dynasty(&_Stakemanager.CallOpts)
 }
 
 // Epoch is a free data retrieval call binding the contract method 0x900cf0cf.
 //
-// Solidity: function epoch() constant returns(uint256)
+// Solidity: function epoch() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) Epoch(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "epoch")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "epoch")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // Epoch is a free data retrieval call binding the contract method 0x900cf0cf.
 //
-// Solidity: function epoch() constant returns(uint256)
+// Solidity: function epoch() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) Epoch() (*big.Int, error) {
 	return _Stakemanager.Contract.Epoch(&_Stakemanager.CallOpts)
 }
 
 // Epoch is a free data retrieval call binding the contract method 0x900cf0cf.
 //
-// Solidity: function epoch() constant returns(uint256)
+// Solidity: function epoch() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) Epoch() (*big.Int, error) {
 	return _Stakemanager.Contract.Epoch(&_Stakemanager.CallOpts)
 }
 
 // Factory is a free data retrieval call binding the contract method 0xc45a0155.
 //
-// Solidity: function factory() constant returns(address)
+// Solidity: function factory() view returns(address)
 func (_Stakemanager *StakemanagerCaller) Factory(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "factory")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "factory")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Factory is a free data retrieval call binding the contract method 0xc45a0155.
 //
-// Solidity: function factory() constant returns(address)
+// Solidity: function factory() view returns(address)
 func (_Stakemanager *StakemanagerSession) Factory() (common.Address, error) {
 	return _Stakemanager.Contract.Factory(&_Stakemanager.CallOpts)
 }
 
 // Factory is a free data retrieval call binding the contract method 0xc45a0155.
 //
-// Solidity: function factory() constant returns(address)
+// Solidity: function factory() view returns(address)
 func (_Stakemanager *StakemanagerCallerSession) Factory() (common.Address, error) {
 	return _Stakemanager.Contract.Factory(&_Stakemanager.CallOpts)
 }
 
 // GetCurrentValidatorSet is a free data retrieval call binding the contract method 0x0209fdd0.
 //
-// Solidity: function getCurrentValidatorSet() constant returns(uint256[])
+// Solidity: function getCurrentValidatorSet() view returns(uint256[])
 func (_Stakemanager *StakemanagerCaller) GetCurrentValidatorSet(opts *bind.CallOpts) ([]*big.Int, error) {
-	var (
-		ret0 = new([]*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "getCurrentValidatorSet")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "getCurrentValidatorSet")
+
+	if err != nil {
+		return *new([]*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([]*big.Int)).(*[]*big.Int)
+
+	return out0, err
+
 }
 
 // GetCurrentValidatorSet is a free data retrieval call binding the contract method 0x0209fdd0.
 //
-// Solidity: function getCurrentValidatorSet() constant returns(uint256[])
+// Solidity: function getCurrentValidatorSet() view returns(uint256[])
 func (_Stakemanager *StakemanagerSession) GetCurrentValidatorSet() ([]*big.Int, error) {
 	return _Stakemanager.Contract.GetCurrentValidatorSet(&_Stakemanager.CallOpts)
 }
 
 // GetCurrentValidatorSet is a free data retrieval call binding the contract method 0x0209fdd0.
 //
-// Solidity: function getCurrentValidatorSet() constant returns(uint256[])
+// Solidity: function getCurrentValidatorSet() view returns(uint256[])
 func (_Stakemanager *StakemanagerCallerSession) GetCurrentValidatorSet() ([]*big.Int, error) {
 	return _Stakemanager.Contract.GetCurrentValidatorSet(&_Stakemanager.CallOpts)
 }
 
 // GetValidatorContract is a free data retrieval call binding the contract method 0x56342d8c.
 //
-// Solidity: function getValidatorContract(uint256 validatorId) constant returns(address)
+// Solidity: function getValidatorContract(uint256 validatorId) view returns(address)
 func (_Stakemanager *StakemanagerCaller) GetValidatorContract(opts *bind.CallOpts, validatorId *big.Int) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "getValidatorContract", validatorId)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "getValidatorContract", validatorId)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // GetValidatorContract is a free data retrieval call binding the contract method 0x56342d8c.
 //
-// Solidity: function getValidatorContract(uint256 validatorId) constant returns(address)
+// Solidity: function getValidatorContract(uint256 validatorId) view returns(address)
 func (_Stakemanager *StakemanagerSession) GetValidatorContract(validatorId *big.Int) (common.Address, error) {
 	return _Stakemanager.Contract.GetValidatorContract(&_Stakemanager.CallOpts, validatorId)
 }
 
 // GetValidatorContract is a free data retrieval call binding the contract method 0x56342d8c.
 //
-// Solidity: function getValidatorContract(uint256 validatorId) constant returns(address)
+// Solidity: function getValidatorContract(uint256 validatorId) view returns(address)
 func (_Stakemanager *StakemanagerCallerSession) GetValidatorContract(validatorId *big.Int) (common.Address, error) {
 	return _Stakemanager.Contract.GetValidatorContract(&_Stakemanager.CallOpts, validatorId)
 }
 
 // GetValidatorId is a free data retrieval call binding the contract method 0x174e6832.
 //
-// Solidity: function getValidatorId(address user) constant returns(uint256)
+// Solidity: function getValidatorId(address user) view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) GetValidatorId(opts *bind.CallOpts, user common.Address) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "getValidatorId", user)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "getValidatorId", user)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // GetValidatorId is a free data retrieval call binding the contract method 0x174e6832.
 //
-// Solidity: function getValidatorId(address user) constant returns(uint256)
+// Solidity: function getValidatorId(address user) view returns(uint256)
 func (_Stakemanager *StakemanagerSession) GetValidatorId(user common.Address) (*big.Int, error) {
 	return _Stakemanager.Contract.GetValidatorId(&_Stakemanager.CallOpts, user)
 }
 
 // GetValidatorId is a free data retrieval call binding the contract method 0x174e6832.
 //
-// Solidity: function getValidatorId(address user) constant returns(uint256)
+// Solidity: function getValidatorId(address user) view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) GetValidatorId(user common.Address) (*big.Int, error) {
 	return _Stakemanager.Contract.GetValidatorId(&_Stakemanager.CallOpts, user)
 }
 
 // Governance is a free data retrieval call binding the contract method 0x5aa6e675.
 //
-// Solidity: function governance() constant returns(address)
+// Solidity: function governance() view returns(address)
 func (_Stakemanager *StakemanagerCaller) Governance(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "governance")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "governance")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Governance is a free data retrieval call binding the contract method 0x5aa6e675.
 //
-// Solidity: function governance() constant returns(address)
+// Solidity: function governance() view returns(address)
 func (_Stakemanager *StakemanagerSession) Governance() (common.Address, error) {
 	return _Stakemanager.Contract.Governance(&_Stakemanager.CallOpts)
 }
 
 // Governance is a free data retrieval call binding the contract method 0x5aa6e675.
 //
-// Solidity: function governance() constant returns(address)
+// Solidity: function governance() view returns(address)
 func (_Stakemanager *StakemanagerCallerSession) Governance() (common.Address, error) {
 	return _Stakemanager.Contract.Governance(&_Stakemanager.CallOpts)
 }
 
 // IsOwner is a free data retrieval call binding the contract method 0x8f32d59b.
 //
-// Solidity: function isOwner() constant returns(bool)
+// Solidity: function isOwner() view returns(bool)
 func (_Stakemanager *StakemanagerCaller) IsOwner(opts *bind.CallOpts) (bool, error) {
-	var (
-		ret0 = new(bool)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "isOwner")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "isOwner")
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
 }
 
 // IsOwner is a free data retrieval call binding the contract method 0x8f32d59b.
 //
-// Solidity: function isOwner() constant returns(bool)
+// Solidity: function isOwner() view returns(bool)
 func (_Stakemanager *StakemanagerSession) IsOwner() (bool, error) {
 	return _Stakemanager.Contract.IsOwner(&_Stakemanager.CallOpts)
 }
 
 // IsOwner is a free data retrieval call binding the contract method 0x8f32d59b.
 //
-// Solidity: function isOwner() constant returns(bool)
+// Solidity: function isOwner() view returns(bool)
 func (_Stakemanager *StakemanagerCallerSession) IsOwner() (bool, error) {
 	return _Stakemanager.Contract.IsOwner(&_Stakemanager.CallOpts)
 }
 
 // IsValidator is a free data retrieval call binding the contract method 0x2649263a.
 //
-// Solidity: function isValidator(uint256 validatorId) constant returns(bool)
+// Solidity: function isValidator(uint256 validatorId) view returns(bool)
 func (_Stakemanager *StakemanagerCaller) IsValidator(opts *bind.CallOpts, validatorId *big.Int) (bool, error) {
-	var (
-		ret0 = new(bool)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "isValidator", validatorId)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "isValidator", validatorId)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
 }
 
 // IsValidator is a free data retrieval call binding the contract method 0x2649263a.
 //
-// Solidity: function isValidator(uint256 validatorId) constant returns(bool)
+// Solidity: function isValidator(uint256 validatorId) view returns(bool)
 func (_Stakemanager *StakemanagerSession) IsValidator(validatorId *big.Int) (bool, error) {
 	return _Stakemanager.Contract.IsValidator(&_Stakemanager.CallOpts, validatorId)
 }
 
 // IsValidator is a free data retrieval call binding the contract method 0x2649263a.
 //
-// Solidity: function isValidator(uint256 validatorId) constant returns(bool)
+// Solidity: function isValidator(uint256 validatorId) view returns(bool)
 func (_Stakemanager *StakemanagerCallerSession) IsValidator(validatorId *big.Int) (bool, error) {
 	return _Stakemanager.Contract.IsValidator(&_Stakemanager.CallOpts, validatorId)
 }
 
 // LatestSignerUpdateEpoch is a free data retrieval call binding the contract method 0xd7f5549d.
 //
-// Solidity: function latestSignerUpdateEpoch(uint256 ) constant returns(uint256)
+// Solidity: function latestSignerUpdateEpoch(uint256 ) view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) LatestSignerUpdateEpoch(opts *bind.CallOpts, arg0 *big.Int) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "latestSignerUpdateEpoch", arg0)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "latestSignerUpdateEpoch", arg0)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // LatestSignerUpdateEpoch is a free data retrieval call binding the contract method 0xd7f5549d.
 //
-// Solidity: function latestSignerUpdateEpoch(uint256 ) constant returns(uint256)
+// Solidity: function latestSignerUpdateEpoch(uint256 ) view returns(uint256)
 func (_Stakemanager *StakemanagerSession) LatestSignerUpdateEpoch(arg0 *big.Int) (*big.Int, error) {
 	return _Stakemanager.Contract.LatestSignerUpdateEpoch(&_Stakemanager.CallOpts, arg0)
 }
 
 // LatestSignerUpdateEpoch is a free data retrieval call binding the contract method 0xd7f5549d.
 //
-// Solidity: function latestSignerUpdateEpoch(uint256 ) constant returns(uint256)
+// Solidity: function latestSignerUpdateEpoch(uint256 ) view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) LatestSignerUpdateEpoch(arg0 *big.Int) (*big.Int, error) {
 	return _Stakemanager.Contract.LatestSignerUpdateEpoch(&_Stakemanager.CallOpts, arg0)
 }
 
 // Locked is a free data retrieval call binding the contract method 0xcf309012.
 //
-// Solidity: function locked() constant returns(bool)
+// Solidity: function locked() view returns(bool)
 func (_Stakemanager *StakemanagerCaller) Locked(opts *bind.CallOpts) (bool, error) {
-	var (
-		ret0 = new(bool)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "locked")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "locked")
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
 }
 
 // Locked is a free data retrieval call binding the contract method 0xcf309012.
 //
-// Solidity: function locked() constant returns(bool)
+// Solidity: function locked() view returns(bool)
 func (_Stakemanager *StakemanagerSession) Locked() (bool, error) {
 	return _Stakemanager.Contract.Locked(&_Stakemanager.CallOpts)
 }
 
 // Locked is a free data retrieval call binding the contract method 0xcf309012.
 //
-// Solidity: function locked() constant returns(bool)
+// Solidity: function locked() view returns(bool)
 func (_Stakemanager *StakemanagerCallerSession) Locked() (bool, error) {
 	return _Stakemanager.Contract.Locked(&_Stakemanager.CallOpts)
 }
 
 // Logger is a free data retrieval call binding the contract method 0xf24ccbfe.
 //
-// Solidity: function logger() constant returns(address)
+// Solidity: function logger() view returns(address)
 func (_Stakemanager *StakemanagerCaller) Logger(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "logger")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "logger")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Logger is a free data retrieval call binding the contract method 0xf24ccbfe.
 //
-// Solidity: function logger() constant returns(address)
+// Solidity: function logger() view returns(address)
 func (_Stakemanager *StakemanagerSession) Logger() (common.Address, error) {
 	return _Stakemanager.Contract.Logger(&_Stakemanager.CallOpts)
 }
 
 // Logger is a free data retrieval call binding the contract method 0xf24ccbfe.
 //
-// Solidity: function logger() constant returns(address)
+// Solidity: function logger() view returns(address)
 func (_Stakemanager *StakemanagerCallerSession) Logger() (common.Address, error) {
 	return _Stakemanager.Contract.Logger(&_Stakemanager.CallOpts)
 }
 
 // MinDeposit is a free data retrieval call binding the contract method 0x41b3d185.
 //
-// Solidity: function minDeposit() constant returns(uint256)
+// Solidity: function minDeposit() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) MinDeposit(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "minDeposit")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "minDeposit")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // MinDeposit is a free data retrieval call binding the contract method 0x41b3d185.
 //
-// Solidity: function minDeposit() constant returns(uint256)
+// Solidity: function minDeposit() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) MinDeposit() (*big.Int, error) {
 	return _Stakemanager.Contract.MinDeposit(&_Stakemanager.CallOpts)
 }
 
 // MinDeposit is a free data retrieval call binding the contract method 0x41b3d185.
 //
-// Solidity: function minDeposit() constant returns(uint256)
+// Solidity: function minDeposit() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) MinDeposit() (*big.Int, error) {
 	return _Stakemanager.Contract.MinDeposit(&_Stakemanager.CallOpts)
 }
 
 // MinHeimdallFee is a free data retrieval call binding the contract method 0xfba58f34.
 //
-// Solidity: function minHeimdallFee() constant returns(uint256)
+// Solidity: function minHeimdallFee() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) MinHeimdallFee(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "minHeimdallFee")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "minHeimdallFee")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // MinHeimdallFee is a free data retrieval call binding the contract method 0xfba58f34.
 //
-// Solidity: function minHeimdallFee() constant returns(uint256)
+// Solidity: function minHeimdallFee() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) MinHeimdallFee() (*big.Int, error) {
 	return _Stakemanager.Contract.MinHeimdallFee(&_Stakemanager.CallOpts)
 }
 
 // MinHeimdallFee is a free data retrieval call binding the contract method 0xfba58f34.
 //
-// Solidity: function minHeimdallFee() constant returns(uint256)
+// Solidity: function minHeimdallFee() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) MinHeimdallFee() (*big.Int, error) {
 	return _Stakemanager.Contract.MinHeimdallFee(&_Stakemanager.CallOpts)
 }
 
 // Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
 //
-// Solidity: function owner() constant returns(address)
+// Solidity: function owner() view returns(address)
 func (_Stakemanager *StakemanagerCaller) Owner(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "owner")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "owner")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
 //
-// Solidity: function owner() constant returns(address)
+// Solidity: function owner() view returns(address)
 func (_Stakemanager *StakemanagerSession) Owner() (common.Address, error) {
 	return _Stakemanager.Contract.Owner(&_Stakemanager.CallOpts)
 }
 
 // Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
 //
-// Solidity: function owner() constant returns(address)
+// Solidity: function owner() view returns(address)
 func (_Stakemanager *StakemanagerCallerSession) Owner() (common.Address, error) {
 	return _Stakemanager.Contract.Owner(&_Stakemanager.CallOpts)
 }
 
 // OwnerOf is a free data retrieval call binding the contract method 0x6352211e.
 //
-// Solidity: function ownerOf(uint256 tokenId) constant returns(address)
+// Solidity: function ownerOf(uint256 tokenId) view returns(address)
 func (_Stakemanager *StakemanagerCaller) OwnerOf(opts *bind.CallOpts, tokenId *big.Int) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "ownerOf", tokenId)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "ownerOf", tokenId)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // OwnerOf is a free data retrieval call binding the contract method 0x6352211e.
 //
-// Solidity: function ownerOf(uint256 tokenId) constant returns(address)
+// Solidity: function ownerOf(uint256 tokenId) view returns(address)
 func (_Stakemanager *StakemanagerSession) OwnerOf(tokenId *big.Int) (common.Address, error) {
 	return _Stakemanager.Contract.OwnerOf(&_Stakemanager.CallOpts, tokenId)
 }
 
 // OwnerOf is a free data retrieval call binding the contract method 0x6352211e.
 //
-// Solidity: function ownerOf(uint256 tokenId) constant returns(address)
+// Solidity: function ownerOf(uint256 tokenId) view returns(address)
 func (_Stakemanager *StakemanagerCallerSession) OwnerOf(tokenId *big.Int) (common.Address, error) {
 	return _Stakemanager.Contract.OwnerOf(&_Stakemanager.CallOpts, tokenId)
 }
 
 // ProposerBonus is a free data retrieval call binding the contract method 0x34274586.
 //
-// Solidity: function proposerBonus() constant returns(uint256)
+// Solidity: function proposerBonus() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) ProposerBonus(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "proposerBonus")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "proposerBonus")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // ProposerBonus is a free data retrieval call binding the contract method 0x34274586.
 //
-// Solidity: function proposerBonus() constant returns(uint256)
+// Solidity: function proposerBonus() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) ProposerBonus() (*big.Int, error) {
 	return _Stakemanager.Contract.ProposerBonus(&_Stakemanager.CallOpts)
 }
 
 // ProposerBonus is a free data retrieval call binding the contract method 0x34274586.
 //
-// Solidity: function proposerBonus() constant returns(uint256)
+// Solidity: function proposerBonus() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) ProposerBonus() (*big.Int, error) {
 	return _Stakemanager.Contract.ProposerBonus(&_Stakemanager.CallOpts)
 }
 
 // PubToAddress is a free data retrieval call binding the contract method 0xd0110274.
 //
-// Solidity: function pubToAddress(bytes pub) constant returns(address)
+// Solidity: function pubToAddress(bytes pub) pure returns(address)
 func (_Stakemanager *StakemanagerCaller) PubToAddress(opts *bind.CallOpts, pub []byte) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "pubToAddress", pub)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "pubToAddress", pub)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // PubToAddress is a free data retrieval call binding the contract method 0xd0110274.
 //
-// Solidity: function pubToAddress(bytes pub) constant returns(address)
+// Solidity: function pubToAddress(bytes pub) pure returns(address)
 func (_Stakemanager *StakemanagerSession) PubToAddress(pub []byte) (common.Address, error) {
 	return _Stakemanager.Contract.PubToAddress(&_Stakemanager.CallOpts, pub)
 }
 
 // PubToAddress is a free data retrieval call binding the contract method 0xd0110274.
 //
-// Solidity: function pubToAddress(bytes pub) constant returns(address)
+// Solidity: function pubToAddress(bytes pub) pure returns(address)
 func (_Stakemanager *StakemanagerCallerSession) PubToAddress(pub []byte) (common.Address, error) {
 	return _Stakemanager.Contract.PubToAddress(&_Stakemanager.CallOpts, pub)
 }
 
 // Registry is a free data retrieval call binding the contract method 0x7b103999.
 //
-// Solidity: function registry() constant returns(address)
+// Solidity: function registry() view returns(address)
 func (_Stakemanager *StakemanagerCaller) Registry(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "registry")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "registry")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Registry is a free data retrieval call binding the contract method 0x7b103999.
 //
-// Solidity: function registry() constant returns(address)
+// Solidity: function registry() view returns(address)
 func (_Stakemanager *StakemanagerSession) Registry() (common.Address, error) {
 	return _Stakemanager.Contract.Registry(&_Stakemanager.CallOpts)
 }
 
 // Registry is a free data retrieval call binding the contract method 0x7b103999.
 //
-// Solidity: function registry() constant returns(address)
+// Solidity: function registry() view returns(address)
 func (_Stakemanager *StakemanagerCallerSession) Registry() (common.Address, error) {
 	return _Stakemanager.Contract.Registry(&_Stakemanager.CallOpts)
 }
 
 // ReplacementCoolDown is a free data retrieval call binding the contract method 0x77939d10.
 //
-// Solidity: function replacementCoolDown() constant returns(uint256)
+// Solidity: function replacementCoolDown() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) ReplacementCoolDown(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "replacementCoolDown")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "replacementCoolDown")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // ReplacementCoolDown is a free data retrieval call binding the contract method 0x77939d10.
 //
-// Solidity: function replacementCoolDown() constant returns(uint256)
+// Solidity: function replacementCoolDown() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) ReplacementCoolDown() (*big.Int, error) {
 	return _Stakemanager.Contract.ReplacementCoolDown(&_Stakemanager.CallOpts)
 }
 
 // ReplacementCoolDown is a free data retrieval call binding the contract method 0x77939d10.
 //
-// Solidity: function replacementCoolDown() constant returns(uint256)
+// Solidity: function replacementCoolDown() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) ReplacementCoolDown() (*big.Int, error) {
 	return _Stakemanager.Contract.ReplacementCoolDown(&_Stakemanager.CallOpts)
 }
 
 // RootChain is a free data retrieval call binding the contract method 0x987ab9db.
 //
-// Solidity: function rootChain() constant returns(address)
+// Solidity: function rootChain() view returns(address)
 func (_Stakemanager *StakemanagerCaller) RootChain(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "rootChain")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "rootChain")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // RootChain is a free data retrieval call binding the contract method 0x987ab9db.
 //
-// Solidity: function rootChain() constant returns(address)
+// Solidity: function rootChain() view returns(address)
 func (_Stakemanager *StakemanagerSession) RootChain() (common.Address, error) {
 	return _Stakemanager.Contract.RootChain(&_Stakemanager.CallOpts)
 }
 
 // RootChain is a free data retrieval call binding the contract method 0x987ab9db.
 //
-// Solidity: function rootChain() constant returns(address)
+// Solidity: function rootChain() view returns(address)
 func (_Stakemanager *StakemanagerCallerSession) RootChain() (common.Address, error) {
 	return _Stakemanager.Contract.RootChain(&_Stakemanager.CallOpts)
 }
 
 // SignerToValidator is a free data retrieval call binding the contract method 0x3862da0b.
 //
-// Solidity: function signerToValidator(address ) constant returns(uint256)
+// Solidity: function signerToValidator(address ) view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) SignerToValidator(opts *bind.CallOpts, arg0 common.Address) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "signerToValidator", arg0)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "signerToValidator", arg0)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // SignerToValidator is a free data retrieval call binding the contract method 0x3862da0b.
 //
-// Solidity: function signerToValidator(address ) constant returns(uint256)
+// Solidity: function signerToValidator(address ) view returns(uint256)
 func (_Stakemanager *StakemanagerSession) SignerToValidator(arg0 common.Address) (*big.Int, error) {
 	return _Stakemanager.Contract.SignerToValidator(&_Stakemanager.CallOpts, arg0)
 }
 
 // SignerToValidator is a free data retrieval call binding the contract method 0x3862da0b.
 //
-// Solidity: function signerToValidator(address ) constant returns(uint256)
+// Solidity: function signerToValidator(address ) view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) SignerToValidator(arg0 common.Address) (*big.Int, error) {
 	return _Stakemanager.Contract.SignerToValidator(&_Stakemanager.CallOpts, arg0)
 }
 
 // SignerUpdateLimit is a free data retrieval call binding the contract method 0x4e3c83f1.
 //
-// Solidity: function signerUpdateLimit() constant returns(uint256)
+// Solidity: function signerUpdateLimit() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) SignerUpdateLimit(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "signerUpdateLimit")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "signerUpdateLimit")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // SignerUpdateLimit is a free data retrieval call binding the contract method 0x4e3c83f1.
 //
-// Solidity: function signerUpdateLimit() constant returns(uint256)
+// Solidity: function signerUpdateLimit() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) SignerUpdateLimit() (*big.Int, error) {
 	return _Stakemanager.Contract.SignerUpdateLimit(&_Stakemanager.CallOpts)
 }
 
 // SignerUpdateLimit is a free data retrieval call binding the contract method 0x4e3c83f1.
 //
-// Solidity: function signerUpdateLimit() constant returns(uint256)
+// Solidity: function signerUpdateLimit() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) SignerUpdateLimit() (*big.Int, error) {
 	return _Stakemanager.Contract.SignerUpdateLimit(&_Stakemanager.CallOpts)
 }
 
 // SupportsHistory is a free data retrieval call binding the contract method 0x7033e4a6.
 //
-// Solidity: function supportsHistory() constant returns(bool)
+// Solidity: function supportsHistory() pure returns(bool)
 func (_Stakemanager *StakemanagerCaller) SupportsHistory(opts *bind.CallOpts) (bool, error) {
-	var (
-		ret0 = new(bool)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "supportsHistory")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "supportsHistory")
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
 }
 
 // SupportsHistory is a free data retrieval call binding the contract method 0x7033e4a6.
 //
-// Solidity: function supportsHistory() constant returns(bool)
+// Solidity: function supportsHistory() pure returns(bool)
 func (_Stakemanager *StakemanagerSession) SupportsHistory() (bool, error) {
 	return _Stakemanager.Contract.SupportsHistory(&_Stakemanager.CallOpts)
 }
 
 // SupportsHistory is a free data retrieval call binding the contract method 0x7033e4a6.
 //
-// Solidity: function supportsHistory() constant returns(bool)
+// Solidity: function supportsHistory() pure returns(bool)
 func (_Stakemanager *StakemanagerCallerSession) SupportsHistory() (bool, error) {
 	return _Stakemanager.Contract.SupportsHistory(&_Stakemanager.CallOpts)
 }
 
 // Token is a free data retrieval call binding the contract method 0xfc0c546a.
 //
-// Solidity: function token() constant returns(address)
+// Solidity: function token() view returns(address)
 func (_Stakemanager *StakemanagerCaller) Token(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "token")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "token")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Token is a free data retrieval call binding the contract method 0xfc0c546a.
 //
-// Solidity: function token() constant returns(address)
+// Solidity: function token() view returns(address)
 func (_Stakemanager *StakemanagerSession) Token() (common.Address, error) {
 	return _Stakemanager.Contract.Token(&_Stakemanager.CallOpts)
 }
 
 // Token is a free data retrieval call binding the contract method 0xfc0c546a.
 //
-// Solidity: function token() constant returns(address)
+// Solidity: function token() view returns(address)
 func (_Stakemanager *StakemanagerCallerSession) Token() (common.Address, error) {
 	return _Stakemanager.Contract.Token(&_Stakemanager.CallOpts)
 }
 
 // TotalHeimdallFee is a free data retrieval call binding the contract method 0x9a8a6243.
 //
-// Solidity: function totalHeimdallFee() constant returns(uint256)
+// Solidity: function totalHeimdallFee() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) TotalHeimdallFee(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "totalHeimdallFee")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "totalHeimdallFee")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // TotalHeimdallFee is a free data retrieval call binding the contract method 0x9a8a6243.
 //
-// Solidity: function totalHeimdallFee() constant returns(uint256)
+// Solidity: function totalHeimdallFee() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) TotalHeimdallFee() (*big.Int, error) {
 	return _Stakemanager.Contract.TotalHeimdallFee(&_Stakemanager.CallOpts)
 }
 
 // TotalHeimdallFee is a free data retrieval call binding the contract method 0x9a8a6243.
 //
-// Solidity: function totalHeimdallFee() constant returns(uint256)
+// Solidity: function totalHeimdallFee() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) TotalHeimdallFee() (*big.Int, error) {
 	return _Stakemanager.Contract.TotalHeimdallFee(&_Stakemanager.CallOpts)
 }
 
 // TotalRewards is a free data retrieval call binding the contract method 0x0e15561a.
 //
-// Solidity: function totalRewards() constant returns(uint256)
+// Solidity: function totalRewards() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) TotalRewards(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "totalRewards")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "totalRewards")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // TotalRewards is a free data retrieval call binding the contract method 0x0e15561a.
 //
-// Solidity: function totalRewards() constant returns(uint256)
+// Solidity: function totalRewards() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) TotalRewards() (*big.Int, error) {
 	return _Stakemanager.Contract.TotalRewards(&_Stakemanager.CallOpts)
 }
 
 // TotalRewards is a free data retrieval call binding the contract method 0x0e15561a.
 //
-// Solidity: function totalRewards() constant returns(uint256)
+// Solidity: function totalRewards() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) TotalRewards() (*big.Int, error) {
 	return _Stakemanager.Contract.TotalRewards(&_Stakemanager.CallOpts)
 }
 
 // TotalRewardsLiquidated is a free data retrieval call binding the contract method 0xcd6b8388.
 //
-// Solidity: function totalRewardsLiquidated() constant returns(uint256)
+// Solidity: function totalRewardsLiquidated() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) TotalRewardsLiquidated(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "totalRewardsLiquidated")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "totalRewardsLiquidated")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // TotalRewardsLiquidated is a free data retrieval call binding the contract method 0xcd6b8388.
 //
-// Solidity: function totalRewardsLiquidated() constant returns(uint256)
+// Solidity: function totalRewardsLiquidated() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) TotalRewardsLiquidated() (*big.Int, error) {
 	return _Stakemanager.Contract.TotalRewardsLiquidated(&_Stakemanager.CallOpts)
 }
 
 // TotalRewardsLiquidated is a free data retrieval call binding the contract method 0xcd6b8388.
 //
-// Solidity: function totalRewardsLiquidated() constant returns(uint256)
+// Solidity: function totalRewardsLiquidated() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) TotalRewardsLiquidated() (*big.Int, error) {
 	return _Stakemanager.Contract.TotalRewardsLiquidated(&_Stakemanager.CallOpts)
 }
 
 // TotalStaked is a free data retrieval call binding the contract method 0x817b1cd2.
 //
-// Solidity: function totalStaked() constant returns(uint256)
+// Solidity: function totalStaked() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) TotalStaked(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "totalStaked")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "totalStaked")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // TotalStaked is a free data retrieval call binding the contract method 0x817b1cd2.
 //
-// Solidity: function totalStaked() constant returns(uint256)
+// Solidity: function totalStaked() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) TotalStaked() (*big.Int, error) {
 	return _Stakemanager.Contract.TotalStaked(&_Stakemanager.CallOpts)
 }
 
 // TotalStaked is a free data retrieval call binding the contract method 0x817b1cd2.
 //
-// Solidity: function totalStaked() constant returns(uint256)
+// Solidity: function totalStaked() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) TotalStaked() (*big.Int, error) {
 	return _Stakemanager.Contract.TotalStaked(&_Stakemanager.CallOpts)
 }
 
 // TotalStakedFor is a free data retrieval call binding the contract method 0x4b341aed.
 //
-// Solidity: function totalStakedFor(address user) constant returns(uint256)
+// Solidity: function totalStakedFor(address user) view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) TotalStakedFor(opts *bind.CallOpts, user common.Address) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "totalStakedFor", user)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "totalStakedFor", user)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // TotalStakedFor is a free data retrieval call binding the contract method 0x4b341aed.
 //
-// Solidity: function totalStakedFor(address user) constant returns(uint256)
+// Solidity: function totalStakedFor(address user) view returns(uint256)
 func (_Stakemanager *StakemanagerSession) TotalStakedFor(user common.Address) (*big.Int, error) {
 	return _Stakemanager.Contract.TotalStakedFor(&_Stakemanager.CallOpts, user)
 }
 
 // TotalStakedFor is a free data retrieval call binding the contract method 0x4b341aed.
 //
-// Solidity: function totalStakedFor(address user) constant returns(uint256)
+// Solidity: function totalStakedFor(address user) view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) TotalStakedFor(user common.Address) (*big.Int, error) {
 	return _Stakemanager.Contract.TotalStakedFor(&_Stakemanager.CallOpts, user)
 }
 
 // UserFeeExit is a free data retrieval call binding the contract method 0x78f84a44.
 //
-// Solidity: function userFeeExit(address ) constant returns(uint256)
+// Solidity: function userFeeExit(address ) view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) UserFeeExit(opts *bind.CallOpts, arg0 common.Address) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "userFeeExit", arg0)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "userFeeExit", arg0)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // UserFeeExit is a free data retrieval call binding the contract method 0x78f84a44.
 //
-// Solidity: function userFeeExit(address ) constant returns(uint256)
+// Solidity: function userFeeExit(address ) view returns(uint256)
 func (_Stakemanager *StakemanagerSession) UserFeeExit(arg0 common.Address) (*big.Int, error) {
 	return _Stakemanager.Contract.UserFeeExit(&_Stakemanager.CallOpts, arg0)
 }
 
 // UserFeeExit is a free data retrieval call binding the contract method 0x78f84a44.
 //
-// Solidity: function userFeeExit(address ) constant returns(uint256)
+// Solidity: function userFeeExit(address ) view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) UserFeeExit(arg0 common.Address) (*big.Int, error) {
 	return _Stakemanager.Contract.UserFeeExit(&_Stakemanager.CallOpts, arg0)
 }
 
 // ValidatorAuction is a free data retrieval call binding the contract method 0x5325e144.
 //
-// Solidity: function validatorAuction(uint256 ) constant returns(uint256 amount, uint256 startEpoch, address user)
+// Solidity: function validatorAuction(uint256 ) view returns(uint256 amount, uint256 startEpoch, address user)
 func (_Stakemanager *StakemanagerCaller) ValidatorAuction(opts *bind.CallOpts, arg0 *big.Int) (struct {
 	Amount     *big.Int
 	StartEpoch *big.Int
 	User       common.Address
 }, error) {
-	ret := new(struct {
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "validatorAuction", arg0)
+
+	outstruct := new(struct {
 		Amount     *big.Int
 		StartEpoch *big.Int
 		User       common.Address
 	})
-	out := ret
-	err := _Stakemanager.contract.Call(opts, out, "validatorAuction", arg0)
-	return *ret, err
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.Amount = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.StartEpoch = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.User = *abi.ConvertType(out[2], new(common.Address)).(*common.Address)
+
+	return *outstruct, err
+
 }
 
 // ValidatorAuction is a free data retrieval call binding the contract method 0x5325e144.
 //
-// Solidity: function validatorAuction(uint256 ) constant returns(uint256 amount, uint256 startEpoch, address user)
+// Solidity: function validatorAuction(uint256 ) view returns(uint256 amount, uint256 startEpoch, address user)
 func (_Stakemanager *StakemanagerSession) ValidatorAuction(arg0 *big.Int) (struct {
 	Amount     *big.Int
 	StartEpoch *big.Int
@@ -1295,7 +1522,7 @@ func (_Stakemanager *StakemanagerSession) ValidatorAuction(arg0 *big.Int) (struc
 
 // ValidatorAuction is a free data retrieval call binding the contract method 0x5325e144.
 //
-// Solidity: function validatorAuction(uint256 ) constant returns(uint256 amount, uint256 startEpoch, address user)
+// Solidity: function validatorAuction(uint256 ) view returns(uint256 amount, uint256 startEpoch, address user)
 func (_Stakemanager *StakemanagerCallerSession) ValidatorAuction(arg0 *big.Int) (struct {
 	Amount     *big.Int
 	StartEpoch *big.Int
@@ -1306,49 +1533,63 @@ func (_Stakemanager *StakemanagerCallerSession) ValidatorAuction(arg0 *big.Int)
 
 // ValidatorStake is a free data retrieval call binding the contract method 0xeceec1d3.
 //
-// Solidity: function validatorStake(uint256 validatorId) constant returns(uint256)
+// Solidity: function validatorStake(uint256 validatorId) view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) ValidatorStake(opts *bind.CallOpts, validatorId *big.Int) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "validatorStake", validatorId)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "validatorStake", validatorId)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // ValidatorStake is a free data retrieval call binding the contract method 0xeceec1d3.
 //
-// Solidity: function validatorStake(uint256 validatorId) constant returns(uint256)
+// Solidity: function validatorStake(uint256 validatorId) view returns(uint256)
 func (_Stakemanager *StakemanagerSession) ValidatorStake(validatorId *big.Int) (*big.Int, error) {
 	return _Stakemanager.Contract.ValidatorStake(&_Stakemanager.CallOpts, validatorId)
 }
 
 // ValidatorStake is a free data retrieval call binding the contract method 0xeceec1d3.
 //
-// Solidity: function validatorStake(uint256 validatorId) constant returns(uint256)
+// Solidity: function validatorStake(uint256 validatorId) view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) ValidatorStake(validatorId *big.Int) (*big.Int, error) {
 	return _Stakemanager.Contract.ValidatorStake(&_Stakemanager.CallOpts, validatorId)
 }
 
 // ValidatorState is a free data retrieval call binding the contract method 0x5c248855.
 //
-// Solidity: function validatorState(uint256 ) constant returns(int256 amount, int256 stakerCount)
+// Solidity: function validatorState(uint256 ) view returns(int256 amount, int256 stakerCount)
 func (_Stakemanager *StakemanagerCaller) ValidatorState(opts *bind.CallOpts, arg0 *big.Int) (struct {
 	Amount      *big.Int
 	StakerCount *big.Int
 }, error) {
-	ret := new(struct {
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "validatorState", arg0)
+
+	outstruct := new(struct {
 		Amount      *big.Int
 		StakerCount *big.Int
 	})
-	out := ret
-	err := _Stakemanager.contract.Call(opts, out, "validatorState", arg0)
-	return *ret, err
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.Amount = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.StakerCount = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
 }
 
 // ValidatorState is a free data retrieval call binding the contract method 0x5c248855.
 //
-// Solidity: function validatorState(uint256 ) constant returns(int256 amount, int256 stakerCount)
+// Solidity: function validatorState(uint256 ) view returns(int256 amount, int256 stakerCount)
 func (_Stakemanager *StakemanagerSession) ValidatorState(arg0 *big.Int) (struct {
 	Amount      *big.Int
 	StakerCount *big.Int
@@ -1358,7 +1599,7 @@ func (_Stakemanager *StakemanagerSession) ValidatorState(arg0 *big.Int) (struct
 
 // ValidatorState is a free data retrieval call binding the contract method 0x5c248855.
 //
-// Solidity: function validatorState(uint256 ) constant returns(int256 amount, int256 stakerCount)
+// Solidity: function validatorState(uint256 ) view returns(int256 amount, int256 stakerCount)
 func (_Stakemanager *StakemanagerCallerSession) ValidatorState(arg0 *big.Int) (struct {
 	Amount      *big.Int
 	StakerCount *big.Int
@@ -1368,33 +1609,38 @@ func (_Stakemanager *StakemanagerCallerSession) ValidatorState(arg0 *big.Int) (s
 
 // ValidatorThreshold is a free data retrieval call binding the contract method 0x4fd101d7.
 //
-// Solidity: function validatorThreshold() constant returns(uint256)
+// Solidity: function validatorThreshold() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) ValidatorThreshold(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "validatorThreshold")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "validatorThreshold")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // ValidatorThreshold is a free data retrieval call binding the contract method 0x4fd101d7.
 //
-// Solidity: function validatorThreshold() constant returns(uint256)
+// Solidity: function validatorThreshold() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) ValidatorThreshold() (*big.Int, error) {
 	return _Stakemanager.Contract.ValidatorThreshold(&_Stakemanager.CallOpts)
 }
 
 // ValidatorThreshold is a free data retrieval call binding the contract method 0x4fd101d7.
 //
-// Solidity: function validatorThreshold() constant returns(uint256)
+// Solidity: function validatorThreshold() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) ValidatorThreshold() (*big.Int, error) {
 	return _Stakemanager.Contract.ValidatorThreshold(&_Stakemanager.CallOpts)
 }
 
 // Validators is a free data retrieval call binding the contract method 0x35aa2e44.
 //
-// Solidity: function validators(uint256 ) constant returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, uint256 jailTime, address signer, address contractAddress, uint8 status)
+// Solidity: function validators(uint256 ) view returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, uint256 jailTime, address signer, address contractAddress, uint8 status)
 func (_Stakemanager *StakemanagerCaller) Validators(opts *bind.CallOpts, arg0 *big.Int) (struct {
 	Amount            *big.Int
 	Reward            *big.Int
@@ -1405,7 +1651,10 @@ func (_Stakemanager *StakemanagerCaller) Validators(opts *bind.CallOpts, arg0 *b
 	ContractAddress   common.Address
 	Status            uint8
 }, error) {
-	ret := new(struct {
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "validators", arg0)
+
+	outstruct := new(struct {
 		Amount            *big.Int
 		Reward            *big.Int
 		ActivationEpoch   *big.Int
@@ -1415,14 +1664,26 @@ func (_Stakemanager *StakemanagerCaller) Validators(opts *bind.CallOpts, arg0 *b
 		ContractAddress   common.Address
 		Status            uint8
 	})
-	out := ret
-	err := _Stakemanager.contract.Call(opts, out, "validators", arg0)
-	return *ret, err
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.Amount = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.Reward = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.ActivationEpoch = *abi.ConvertType(out[2], new(*big.Int)).(**big.Int)
+	outstruct.DeactivationEpoch = *abi.ConvertType(out[3], new(*big.Int)).(**big.Int)
+	outstruct.JailTime = *abi.ConvertType(out[4], new(*big.Int)).(**big.Int)
+	outstruct.Signer = *abi.ConvertType(out[5], new(common.Address)).(*common.Address)
+	outstruct.ContractAddress = *abi.ConvertType(out[6], new(common.Address)).(*common.Address)
+	outstruct.Status = *abi.ConvertType(out[7], new(uint8)).(*uint8)
+
+	return *outstruct, err
+
 }
 
 // Validators is a free data retrieval call binding the contract method 0x35aa2e44.
 //
-// Solidity: function validators(uint256 ) constant returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, uint256 jailTime, address signer, address contractAddress, uint8 status)
+// Solidity: function validators(uint256 ) view returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, uint256 jailTime, address signer, address contractAddress, uint8 status)
 func (_Stakemanager *StakemanagerSession) Validators(arg0 *big.Int) (struct {
 	Amount            *big.Int
 	Reward            *big.Int
@@ -1438,7 +1699,7 @@ func (_Stakemanager *StakemanagerSession) Validators(arg0 *big.Int) (struct {
 
 // Validators is a free data retrieval call binding the contract method 0x35aa2e44.
 //
-// Solidity: function validators(uint256 ) constant returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, uint256 jailTime, address signer, address contractAddress, uint8 status)
+// Solidity: function validators(uint256 ) view returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, uint256 jailTime, address signer, address contractAddress, uint8 status)
 func (_Stakemanager *StakemanagerCallerSession) Validators(arg0 *big.Int) (struct {
 	Amount            *big.Int
 	Reward            *big.Int
@@ -1454,56 +1715,63 @@ func (_Stakemanager *StakemanagerCallerSession) Validators(arg0 *big.Int) (struc
 
 // VerifyConsensus is a free data retrieval call binding the contract method 0xbbcfbbb0.
 //
-// Solidity: function verifyConsensus(bytes32 voteHash, bytes sigs) constant returns(uint256, uint256)
+// Solidity: function verifyConsensus(bytes32 voteHash, bytes sigs) view returns(uint256, uint256)
 func (_Stakemanager *StakemanagerCaller) VerifyConsensus(opts *bind.CallOpts, voteHash [32]byte, sigs []byte) (*big.Int, *big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-		ret1 = new(*big.Int)
-	)
-	out := &[]interface{}{
-		ret0,
-		ret1,
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "verifyConsensus", voteHash, sigs)
+
+	if err != nil {
+		return *new(*big.Int), *new(*big.Int), err
 	}
-	err := _Stakemanager.contract.Call(opts, out, "verifyConsensus", voteHash, sigs)
-	return *ret0, *ret1, err
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	out1 := *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+
+	return out0, out1, err
+
 }
 
 // VerifyConsensus is a free data retrieval call binding the contract method 0xbbcfbbb0.
 //
-// Solidity: function verifyConsensus(bytes32 voteHash, bytes sigs) constant returns(uint256, uint256)
+// Solidity: function verifyConsensus(bytes32 voteHash, bytes sigs) view returns(uint256, uint256)
 func (_Stakemanager *StakemanagerSession) VerifyConsensus(voteHash [32]byte, sigs []byte) (*big.Int, *big.Int, error) {
 	return _Stakemanager.Contract.VerifyConsensus(&_Stakemanager.CallOpts, voteHash, sigs)
 }
 
 // VerifyConsensus is a free data retrieval call binding the contract method 0xbbcfbbb0.
 //
-// Solidity: function verifyConsensus(bytes32 voteHash, bytes sigs) constant returns(uint256, uint256)
+// Solidity: function verifyConsensus(bytes32 voteHash, bytes sigs) view returns(uint256, uint256)
 func (_Stakemanager *StakemanagerCallerSession) VerifyConsensus(voteHash [32]byte, sigs []byte) (*big.Int, *big.Int, error) {
 	return _Stakemanager.Contract.VerifyConsensus(&_Stakemanager.CallOpts, voteHash, sigs)
 }
 
 // WithdrawalDelay is a free data retrieval call binding the contract method 0xa7ab6961.
 //
-// Solidity: function withdrawalDelay() constant returns(uint256)
+// Solidity: function withdrawalDelay() view returns(uint256)
 func (_Stakemanager *StakemanagerCaller) WithdrawalDelay(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakemanager.contract.Call(opts, out, "withdrawalDelay")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakemanager.contract.Call(opts, &out, "withdrawalDelay")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // WithdrawalDelay is a free data retrieval call binding the contract method 0xa7ab6961.
 //
-// Solidity: function withdrawalDelay() constant returns(uint256)
+// Solidity: function withdrawalDelay() view returns(uint256)
 func (_Stakemanager *StakemanagerSession) WithdrawalDelay() (*big.Int, error) {
 	return _Stakemanager.Contract.WithdrawalDelay(&_Stakemanager.CallOpts)
 }
 
 // WithdrawalDelay is a free data retrieval call binding the contract method 0xa7ab6961.
 //
-// Solidity: function withdrawalDelay() constant returns(uint256)
+// Solidity: function withdrawalDelay() view returns(uint256)
 func (_Stakemanager *StakemanagerCallerSession) WithdrawalDelay() (*big.Int, error) {
 	return _Stakemanager.Contract.WithdrawalDelay(&_Stakemanager.CallOpts)
 }
@@ -2371,6 +2639,7 @@ func (_Stakemanager *StakemanagerFilterer) ParseOwnershipTransferred(log types.L
 	if err := _Stakemanager.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -2523,5 +2792,6 @@ func (_Stakemanager *StakemanagerFilterer) ParseRootChainChanged(log types.Log)
 	if err := _Stakemanager.contract.UnpackLog(event, "RootChainChanged", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
diff --git a/contracts/stakinginfo/stakinginfo.go b/contracts/stakinginfo/stakinginfo.go
index e91d18d3e..4deb0269f 100644
--- a/contracts/stakinginfo/stakinginfo.go
+++ b/contracts/stakinginfo/stakinginfo.go
@@ -4,31 +4,38 @@
 package stakinginfo
 
 import (
+	"errors"
 	"math/big"
 	"strings"
 
-	ethereum "github.com/maticnetwork/bor"
-	"github.com/maticnetwork/bor/accounts/abi"
-	"github.com/maticnetwork/bor/accounts/abi/bind"
-	"github.com/maticnetwork/bor/common"
-	"github.com/maticnetwork/bor/core/types"
-	"github.com/maticnetwork/bor/event"
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
 var (
+	_ = errors.New
 	_ = big.NewInt
 	_ = strings.NewReader
 	_ = ethereum.NotFound
-	_ = abi.U256
 	_ = bind.Bind
 	_ = common.Big1
 	_ = types.BloomLookup
 	_ = event.NewSubscription
 )
 
+// StakinginfoMetaData contains all meta data concerning the Stakinginfo contract.
+var StakinginfoMetaData = &bind.MetaData{
+	ABI: "[{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"totalStaked\",\"type\":\"uint256\"}],\"name\":\"logDelReStaked\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"auctionAmount\",\"type\":\"uint256\"}],\"name\":\"logStartAuction\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"fee\",\"type\":\"uint256\"}],\"name\":\"logClaimFee\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"getValidatorContractAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"ValidatorContract\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"name\":\"logReStaked\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"activationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"name\":\"logStaked\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getAccountStateRoot\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"accountStateRoot\",\"type\":\"bytes32\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"logStakeUpdate\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"deactivationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"logUnstakeInit\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"getStakerDetails\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"reward\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"activationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"deactivationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_status\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"registry\",\"outputs\":[{\"internalType\":\"contractRegistry\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"exitEpoch\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"}],\"name\":\"logJailed\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newDynasty\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldDynasty\",\"type\":\"uint256\"}],\"name\":\"logDynastyValueChange\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newProposerBonus\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldProposerBonus\",\"type\":\"uint256\"}],\"name\":\"logProposerBonusChange\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"fee\",\"type\":\"uint256\"}],\"name\":\"logTopUpFee\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"name\":\"logUnstaked\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"rewards\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"logDelClaimRewards\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"totalAmount\",\"type\":\"uint256\"}],\"name\":\"logClaimRewards\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newReward\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldReward\",\"type\":\"uint256\"}],\"name\":\"logRewardUpdate\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"oldSigner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"newSigner\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"logSignerChange\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"}],\"name\":\"logUnJailed\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"logShareMinted\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"newCommissionRate\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldCommissionRate\",\"type\":\"uint256\"}],\"name\":\"logUpdateCommissionRate\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"totalValidatorStake\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorStake\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"logDelUnstaked\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newValidatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldValidatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"logConfirmAuction\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"validatorNonce\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"logShareBurned\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newThreshold\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldThreshold\",\"type\":\"uint256\"}],\"name\":\"logThresholdChange\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"logSlashed\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_registry\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"activationEpoch\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"Staked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"name\":\"Unstaked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"deactivationEpoch\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"UnstakeInit\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"oldSigner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newSigner\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"SignerChange\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"name\":\"ReStaked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"exitEpoch\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"}],\"name\":\"Jailed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"}],\"name\":\"UnJailed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"Slashed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newThreshold\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"oldThreshold\",\"type\":\"uint256\"}],\"name\":\"ThresholdChange\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newDynasty\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"oldDynasty\",\"type\":\"uint256\"}],\"name\":\"DynastyValueChange\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newProposerBonus\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"oldProposerBonus\",\"type\":\"uint256\"}],\"name\":\"ProposerBonusChange\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newReward\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"oldReward\",\"type\":\"uint256\"}],\"name\":\"RewardUpdate\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"newAmount\",\"type\":\"uint256\"}],\"name\":\"StakeUpdate\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"totalAmount\",\"type\":\"uint256\"}],\"name\":\"ClaimRewards\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"auctionAmount\",\"type\":\"uint256\"}],\"name\":\"StartAuction\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"newValidatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"oldValidatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"ConfirmAuction\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"fee\",\"type\":\"uint256\"}],\"name\":\"TopUpFee\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"fee\",\"type\":\"uint256\"}],\"name\":\"ClaimFee\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"ShareMinted\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"ShareBurned\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"rewards\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"DelClaimRewards\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"totalStaked\",\"type\":\"uint256\"}],\"name\":\"DelReStaked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"DelUnstaked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"newCommissionRate\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"oldCommissionRate\",\"type\":\"uint256\"}],\"name\":\"UpdateCommissionRate\",\"type\":\"event\"}]",
+}
+
 // StakinginfoABI is the input ABI used to generate the binding from.
-const StakinginfoABI = "[{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"totalStaked\",\"type\":\"uint256\"}],\"name\":\"logDelReStaked\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"auctionAmount\",\"type\":\"uint256\"}],\"name\":\"logStartAuction\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"fee\",\"type\":\"uint256\"}],\"name\":\"logClaimFee\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"getValidatorContractAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"ValidatorContract\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"name\":\"logReStaked\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"activationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"name\":\"logStaked\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getAccountStateRoot\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"accountStateRoot\",\"type\":\"bytes32\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"logStakeUpdate\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"deactivationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"logUnstakeInit\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"getStakerDetails\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"reward\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"activationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"deactivationEpoch\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_status\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"registry\",\"outputs\":[{\"internalType\":\"contractRegistry\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"exitEpoch\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"}],\"name\":\"logJailed\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newDynasty\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldDynasty\",\"type\":\"uint256\"}],\"name\":\"logDynastyValueChange\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newProposerBonus\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldProposerBonus\",\"type\":\"uint256\"}],\"name\":\"logProposerBonusChange\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"fee\",\"type\":\"uint256\"}],\"name\":\"logTopUpFee\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"name\":\"logUnstaked\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"rewards\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"logDelClaimRewards\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"totalAmount\",\"type\":\"uint256\"}],\"name\":\"logClaimRewards\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newReward\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldReward\",\"type\":\"uint256\"}],\"name\":\"logRewardUpdate\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"oldSigner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"newSigner\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"logSignerChange\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"}],\"name\":\"logUnJailed\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"logShareMinted\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"newCommissionRate\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldCommissionRate\",\"type\":\"uint256\"}],\"name\":\"logUpdateCommissionRate\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"}],\"name\":\"totalValidatorStake\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorStake\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"logDelUnstaked\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newValidatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldValidatorId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"logConfirmAuction\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"validatorNonce\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"logShareBurned\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newThreshold\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"oldThreshold\",\"type\":\"uint256\"}],\"name\":\"logThresholdChange\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"logSlashed\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_registry\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"activationEpoch\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"Staked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"name\":\"Unstaked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"deactivationEpoch\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"UnstakeInit\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"oldSigner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newSigner\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"signerPubkey\",\"type\":\"bytes\"}],\"name\":\"SignerChange\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"name\":\"ReStaked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"exitEpoch\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"}],\"name\":\"Jailed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"signer\",\"type\":\"address\"}],\"name\":\"UnJailed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"Slashed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newThreshold\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"oldThreshold\",\"type\":\"uint256\"}],\"name\":\"ThresholdChange\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newDynasty\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"oldDynasty\",\"type\":\"uint256\"}],\"name\":\"DynastyValueChange\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newProposerBonus\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"oldProposerBonus\",\"type\":\"uint256\"}],\"name\":\"ProposerBonusChange\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newReward\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"oldReward\",\"type\":\"uint256\"}],\"name\":\"RewardUpdate\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"newAmount\",\"type\":\"uint256\"}],\"name\":\"StakeUpdate\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"totalAmount\",\"type\":\"uint256\"}],\"name\":\"ClaimRewards\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"auctionAmount\",\"type\":\"uint256\"}],\"name\":\"StartAuction\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"newValidatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"oldValidatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"ConfirmAuction\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"fee\",\"type\":\"uint256\"}],\"name\":\"TopUpFee\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"fee\",\"type\":\"uint256\"}],\"name\":\"ClaimFee\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"ShareMinted\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"ShareBurned\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"rewards\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"tokens\",\"type\":\"uint256\"}],\"name\":\"DelClaimRewards\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"totalStaked\",\"type\":\"uint256\"}],\"name\":\"DelReStaked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"DelUnstaked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"validatorId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"newCommissionRate\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"oldCommissionRate\",\"type\":\"uint256\"}],\"name\":\"UpdateCommissionRate\",\"type\":\"event\"}]"
+// Deprecated: Use StakinginfoMetaData.ABI instead.
+var StakinginfoABI = StakinginfoMetaData.ABI
 
 // Stakinginfo is an auto generated Go binding around an Ethereum contract.
 type Stakinginfo struct {
@@ -138,7 +145,7 @@ func bindStakinginfo(address common.Address, caller bind.ContractCaller, transac
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Stakinginfo *StakinginfoRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Stakinginfo *StakinginfoRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Stakinginfo.Contract.StakinginfoCaller.contract.Call(opts, result, method, params...)
 }
 
@@ -157,7 +164,7 @@ func (_Stakinginfo *StakinginfoRaw) Transact(opts *bind.TransactOpts, method str
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Stakinginfo *StakinginfoCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Stakinginfo *StakinginfoCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Stakinginfo.Contract.contract.Call(opts, result, method, params...)
 }
 
@@ -174,33 +181,38 @@ func (_Stakinginfo *StakinginfoTransactorRaw) Transact(opts *bind.TransactOpts,
 
 // GetAccountStateRoot is a free data retrieval call binding the contract method 0x4b6b87ce.
 //
-// Solidity: function getAccountStateRoot() constant returns(bytes32 accountStateRoot)
+// Solidity: function getAccountStateRoot() view returns(bytes32 accountStateRoot)
 func (_Stakinginfo *StakinginfoCaller) GetAccountStateRoot(opts *bind.CallOpts) ([32]byte, error) {
-	var (
-		ret0 = new([32]byte)
-	)
-	out := ret0
-	err := _Stakinginfo.contract.Call(opts, out, "getAccountStateRoot")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakinginfo.contract.Call(opts, &out, "getAccountStateRoot")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
 }
 
 // GetAccountStateRoot is a free data retrieval call binding the contract method 0x4b6b87ce.
 //
-// Solidity: function getAccountStateRoot() constant returns(bytes32 accountStateRoot)
+// Solidity: function getAccountStateRoot() view returns(bytes32 accountStateRoot)
 func (_Stakinginfo *StakinginfoSession) GetAccountStateRoot() ([32]byte, error) {
 	return _Stakinginfo.Contract.GetAccountStateRoot(&_Stakinginfo.CallOpts)
 }
 
 // GetAccountStateRoot is a free data retrieval call binding the contract method 0x4b6b87ce.
 //
-// Solidity: function getAccountStateRoot() constant returns(bytes32 accountStateRoot)
+// Solidity: function getAccountStateRoot() view returns(bytes32 accountStateRoot)
 func (_Stakinginfo *StakinginfoCallerSession) GetAccountStateRoot() ([32]byte, error) {
 	return _Stakinginfo.Contract.GetAccountStateRoot(&_Stakinginfo.CallOpts)
 }
 
 // GetStakerDetails is a free data retrieval call binding the contract method 0x78daaf69.
 //
-// Solidity: function getStakerDetails(uint256 validatorId) constant returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, address signer, uint256 _status)
+// Solidity: function getStakerDetails(uint256 validatorId) view returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, address signer, uint256 _status)
 func (_Stakinginfo *StakinginfoCaller) GetStakerDetails(opts *bind.CallOpts, validatorId *big.Int) (struct {
 	Amount            *big.Int
 	Reward            *big.Int
@@ -209,7 +221,10 @@ func (_Stakinginfo *StakinginfoCaller) GetStakerDetails(opts *bind.CallOpts, val
 	Signer            common.Address
 	Status            *big.Int
 }, error) {
-	ret := new(struct {
+	var out []interface{}
+	err := _Stakinginfo.contract.Call(opts, &out, "getStakerDetails", validatorId)
+
+	outstruct := new(struct {
 		Amount            *big.Int
 		Reward            *big.Int
 		ActivationEpoch   *big.Int
@@ -217,14 +232,24 @@ func (_Stakinginfo *StakinginfoCaller) GetStakerDetails(opts *bind.CallOpts, val
 		Signer            common.Address
 		Status            *big.Int
 	})
-	out := ret
-	err := _Stakinginfo.contract.Call(opts, out, "getStakerDetails", validatorId)
-	return *ret, err
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.Amount = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.Reward = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.ActivationEpoch = *abi.ConvertType(out[2], new(*big.Int)).(**big.Int)
+	outstruct.DeactivationEpoch = *abi.ConvertType(out[3], new(*big.Int)).(**big.Int)
+	outstruct.Signer = *abi.ConvertType(out[4], new(common.Address)).(*common.Address)
+	outstruct.Status = *abi.ConvertType(out[5], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
 }
 
 // GetStakerDetails is a free data retrieval call binding the contract method 0x78daaf69.
 //
-// Solidity: function getStakerDetails(uint256 validatorId) constant returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, address signer, uint256 _status)
+// Solidity: function getStakerDetails(uint256 validatorId) view returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, address signer, uint256 _status)
 func (_Stakinginfo *StakinginfoSession) GetStakerDetails(validatorId *big.Int) (struct {
 	Amount            *big.Int
 	Reward            *big.Int
@@ -238,7 +263,7 @@ func (_Stakinginfo *StakinginfoSession) GetStakerDetails(validatorId *big.Int) (
 
 // GetStakerDetails is a free data retrieval call binding the contract method 0x78daaf69.
 //
-// Solidity: function getStakerDetails(uint256 validatorId) constant returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, address signer, uint256 _status)
+// Solidity: function getStakerDetails(uint256 validatorId) view returns(uint256 amount, uint256 reward, uint256 activationEpoch, uint256 deactivationEpoch, address signer, uint256 _status)
 func (_Stakinginfo *StakinginfoCallerSession) GetStakerDetails(validatorId *big.Int) (struct {
 	Amount            *big.Int
 	Reward            *big.Int
@@ -252,104 +277,124 @@ func (_Stakinginfo *StakinginfoCallerSession) GetStakerDetails(validatorId *big.
 
 // GetValidatorContractAddress is a free data retrieval call binding the contract method 0x178d46aa.
 //
-// Solidity: function getValidatorContractAddress(uint256 validatorId) constant returns(address ValidatorContract)
+// Solidity: function getValidatorContractAddress(uint256 validatorId) view returns(address ValidatorContract)
 func (_Stakinginfo *StakinginfoCaller) GetValidatorContractAddress(opts *bind.CallOpts, validatorId *big.Int) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakinginfo.contract.Call(opts, out, "getValidatorContractAddress", validatorId)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakinginfo.contract.Call(opts, &out, "getValidatorContractAddress", validatorId)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // GetValidatorContractAddress is a free data retrieval call binding the contract method 0x178d46aa.
 //
-// Solidity: function getValidatorContractAddress(uint256 validatorId) constant returns(address ValidatorContract)
+// Solidity: function getValidatorContractAddress(uint256 validatorId) view returns(address ValidatorContract)
 func (_Stakinginfo *StakinginfoSession) GetValidatorContractAddress(validatorId *big.Int) (common.Address, error) {
 	return _Stakinginfo.Contract.GetValidatorContractAddress(&_Stakinginfo.CallOpts, validatorId)
 }
 
 // GetValidatorContractAddress is a free data retrieval call binding the contract method 0x178d46aa.
 //
-// Solidity: function getValidatorContractAddress(uint256 validatorId) constant returns(address ValidatorContract)
+// Solidity: function getValidatorContractAddress(uint256 validatorId) view returns(address ValidatorContract)
 func (_Stakinginfo *StakinginfoCallerSession) GetValidatorContractAddress(validatorId *big.Int) (common.Address, error) {
 	return _Stakinginfo.Contract.GetValidatorContractAddress(&_Stakinginfo.CallOpts, validatorId)
 }
 
 // Registry is a free data retrieval call binding the contract method 0x7b103999.
 //
-// Solidity: function registry() constant returns(address)
+// Solidity: function registry() view returns(address)
 func (_Stakinginfo *StakinginfoCaller) Registry(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Stakinginfo.contract.Call(opts, out, "registry")
-	return *ret0, err
+	var out []interface{}
+	err := _Stakinginfo.contract.Call(opts, &out, "registry")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Registry is a free data retrieval call binding the contract method 0x7b103999.
 //
-// Solidity: function registry() constant returns(address)
+// Solidity: function registry() view returns(address)
 func (_Stakinginfo *StakinginfoSession) Registry() (common.Address, error) {
 	return _Stakinginfo.Contract.Registry(&_Stakinginfo.CallOpts)
 }
 
 // Registry is a free data retrieval call binding the contract method 0x7b103999.
 //
-// Solidity: function registry() constant returns(address)
+// Solidity: function registry() view returns(address)
 func (_Stakinginfo *StakinginfoCallerSession) Registry() (common.Address, error) {
 	return _Stakinginfo.Contract.Registry(&_Stakinginfo.CallOpts)
 }
 
 // TotalValidatorStake is a free data retrieval call binding the contract method 0xca7d34b6.
 //
-// Solidity: function totalValidatorStake(uint256 validatorId) constant returns(uint256 validatorStake)
+// Solidity: function totalValidatorStake(uint256 validatorId) view returns(uint256 validatorStake)
 func (_Stakinginfo *StakinginfoCaller) TotalValidatorStake(opts *bind.CallOpts, validatorId *big.Int) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakinginfo.contract.Call(opts, out, "totalValidatorStake", validatorId)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakinginfo.contract.Call(opts, &out, "totalValidatorStake", validatorId)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // TotalValidatorStake is a free data retrieval call binding the contract method 0xca7d34b6.
 //
-// Solidity: function totalValidatorStake(uint256 validatorId) constant returns(uint256 validatorStake)
+// Solidity: function totalValidatorStake(uint256 validatorId) view returns(uint256 validatorStake)
 func (_Stakinginfo *StakinginfoSession) TotalValidatorStake(validatorId *big.Int) (*big.Int, error) {
 	return _Stakinginfo.Contract.TotalValidatorStake(&_Stakinginfo.CallOpts, validatorId)
 }
 
 // TotalValidatorStake is a free data retrieval call binding the contract method 0xca7d34b6.
 //
-// Solidity: function totalValidatorStake(uint256 validatorId) constant returns(uint256 validatorStake)
+// Solidity: function totalValidatorStake(uint256 validatorId) view returns(uint256 validatorStake)
 func (_Stakinginfo *StakinginfoCallerSession) TotalValidatorStake(validatorId *big.Int) (*big.Int, error) {
 	return _Stakinginfo.Contract.TotalValidatorStake(&_Stakinginfo.CallOpts, validatorId)
 }
 
 // ValidatorNonce is a free data retrieval call binding the contract method 0xebde9f93.
 //
-// Solidity: function validatorNonce(uint256 ) constant returns(uint256)
+// Solidity: function validatorNonce(uint256 ) view returns(uint256)
 func (_Stakinginfo *StakinginfoCaller) ValidatorNonce(opts *bind.CallOpts, arg0 *big.Int) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Stakinginfo.contract.Call(opts, out, "validatorNonce", arg0)
-	return *ret0, err
+	var out []interface{}
+	err := _Stakinginfo.contract.Call(opts, &out, "validatorNonce", arg0)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // ValidatorNonce is a free data retrieval call binding the contract method 0xebde9f93.
 //
-// Solidity: function validatorNonce(uint256 ) constant returns(uint256)
+// Solidity: function validatorNonce(uint256 ) view returns(uint256)
 func (_Stakinginfo *StakinginfoSession) ValidatorNonce(arg0 *big.Int) (*big.Int, error) {
 	return _Stakinginfo.Contract.ValidatorNonce(&_Stakinginfo.CallOpts, arg0)
 }
 
 // ValidatorNonce is a free data retrieval call binding the contract method 0xebde9f93.
 //
-// Solidity: function validatorNonce(uint256 ) constant returns(uint256)
+// Solidity: function validatorNonce(uint256 ) view returns(uint256)
 func (_Stakinginfo *StakinginfoCallerSession) ValidatorNonce(arg0 *big.Int) (*big.Int, error) {
 	return _Stakinginfo.Contract.ValidatorNonce(&_Stakinginfo.CallOpts, arg0)
 }
@@ -1007,6 +1052,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseClaimFee(log types.Log) (*Stakingi
 	if err := _Stakinginfo.contract.UnpackLog(event, "ClaimFee", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -1168,6 +1214,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseClaimRewards(log types.Log) (*Stak
 	if err := _Stakinginfo.contract.UnpackLog(event, "ClaimRewards", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -1329,6 +1376,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseConfirmAuction(log types.Log) (*St
 	if err := _Stakinginfo.contract.UnpackLog(event, "ConfirmAuction", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -1491,6 +1539,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseDelClaimRewards(log types.Log) (*S
 	if err := _Stakinginfo.contract.UnpackLog(event, "DelClaimRewards", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -1652,6 +1701,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseDelReStaked(log types.Log) (*Staki
 	if err := _Stakinginfo.contract.UnpackLog(event, "DelReStaked", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -1805,6 +1855,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseDelUnstaked(log types.Log) (*Staki
 	if err := _Stakinginfo.contract.UnpackLog(event, "DelUnstaked", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -1939,6 +1990,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseDynastyValueChange(log types.Log)
 	if err := _Stakinginfo.contract.UnpackLog(event, "DynastyValueChange", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -2100,6 +2152,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseJailed(log types.Log) (*Stakinginf
 	if err := _Stakinginfo.contract.UnpackLog(event, "Jailed", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -2234,6 +2287,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseProposerBonusChange(log types.Log)
 	if err := _Stakinginfo.contract.UnpackLog(event, "ProposerBonusChange", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -2379,6 +2433,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseReStaked(log types.Log) (*Stakingi
 	if err := _Stakinginfo.contract.UnpackLog(event, "ReStaked", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -2513,6 +2568,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseRewardUpdate(log types.Log) (*Stak
 	if err := _Stakinginfo.contract.UnpackLog(event, "RewardUpdate", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -2675,6 +2731,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseShareBurned(log types.Log) (*Staki
 	if err := _Stakinginfo.contract.UnpackLog(event, "ShareBurned", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -2837,6 +2894,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseShareMinted(log types.Log) (*Staki
 	if err := _Stakinginfo.contract.UnpackLog(event, "ShareMinted", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -3002,6 +3060,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseSignerChange(log types.Log) (*Stak
 	if err := _Stakinginfo.contract.UnpackLog(event, "SignerChange", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -3154,6 +3213,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseSlashed(log types.Log) (*Stakingin
 	if err := _Stakinginfo.contract.UnpackLog(event, "Slashed", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -3315,6 +3375,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseStakeUpdate(log types.Log) (*Staki
 	if err := _Stakinginfo.contract.UnpackLog(event, "StakeUpdate", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -3482,6 +3543,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseStaked(log types.Log) (*Stakinginf
 	if err := _Stakinginfo.contract.UnpackLog(event, "Staked", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -3643,6 +3705,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseStartAuction(log types.Log) (*Stak
 	if err := _Stakinginfo.contract.UnpackLog(event, "StartAuction", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -3777,6 +3840,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseThresholdChange(log types.Log) (*S
 	if err := _Stakinginfo.contract.UnpackLog(event, "ThresholdChange", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -3929,6 +3993,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseTopUpFee(log types.Log) (*Stakingi
 	if err := _Stakinginfo.contract.UnpackLog(event, "TopUpFee", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -4081,6 +4146,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseUnJailed(log types.Log) (*Stakingi
 	if err := _Stakinginfo.contract.UnpackLog(event, "UnJailed", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -4246,6 +4312,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseUnstakeInit(log types.Log) (*Staki
 	if err := _Stakinginfo.contract.UnpackLog(event, "UnstakeInit", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -4400,6 +4467,7 @@ func (_Stakinginfo *StakinginfoFilterer) ParseUnstaked(log types.Log) (*Stakingi
 	if err := _Stakinginfo.contract.UnpackLog(event, "Unstaked", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -4561,5 +4629,6 @@ func (_Stakinginfo *StakinginfoFilterer) ParseUpdateCommissionRate(log types.Log
 	if err := _Stakinginfo.contract.UnpackLog(event, "UpdateCommissionRate", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
diff --git a/contracts/statereceiver/statereceiver.go b/contracts/statereceiver/statereceiver.go
index d89e7b9fa..0f9226ac9 100644
--- a/contracts/statereceiver/statereceiver.go
+++ b/contracts/statereceiver/statereceiver.go
@@ -8,12 +8,12 @@ import (
 	"math/big"
 	"strings"
 
-	ethereum "github.com/maticnetwork/bor"
-	"github.com/maticnetwork/bor/accounts/abi"
-	"github.com/maticnetwork/bor/accounts/abi/bind"
-	"github.com/maticnetwork/bor/common"
-	"github.com/maticnetwork/bor/core/types"
-	"github.com/maticnetwork/bor/event"
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -28,8 +28,14 @@ var (
 	_ = event.NewSubscription
 )
 
+// StatereceiverMetaData contains all meta data concerning the Statereceiver contract.
+var StatereceiverMetaData = &bind.MetaData{
+	ABI: "[{\"constant\":true,\"inputs\":[],\"name\":\"SYSTEM_ADDRESS\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"lastStateId\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"syncTime\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"recordBytes\",\"type\":\"bytes\"}],\"name\":\"commitState\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"id\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"onStateReceive\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]",
+}
+
 // StatereceiverABI is the input ABI used to generate the binding from.
-const StatereceiverABI = "[{\"constant\":true,\"inputs\":[],\"name\":\"SYSTEM_ADDRESS\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"lastStateId\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"syncTime\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"recordBytes\",\"type\":\"bytes\"}],\"name\":\"commitState\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"id\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"onStateReceive\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"
+// Deprecated: Use StatereceiverMetaData.ABI instead.
+var StatereceiverABI = StatereceiverMetaData.ABI
 
 // Statereceiver is an auto generated Go binding around an Ethereum contract.
 type Statereceiver struct {
@@ -177,12 +183,17 @@ func (_Statereceiver *StatereceiverTransactorRaw) Transact(opts *bind.TransactOp
 //
 // Solidity: function SYSTEM_ADDRESS() view returns(address)
 func (_Statereceiver *StatereceiverCaller) SYSTEMADDRESS(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Statereceiver.contract.Call(opts, out, "SYSTEM_ADDRESS")
-	return *ret0, err
+	var out []interface{}
+	err := _Statereceiver.contract.Call(opts, &out, "SYSTEM_ADDRESS")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // SYSTEMADDRESS is a free data retrieval call binding the contract method 0x3434735f.
@@ -203,12 +214,16 @@ func (_Statereceiver *StatereceiverCallerSession) SYSTEMADDRESS() (common.Addres
 //
 // Solidity: function lastStateId() view returns(uint256)
 func (_Statereceiver *StatereceiverCaller) LastStateId(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Statereceiver.contract.Call(opts, out, "lastStateId")
-	return *ret0, err
+	var out []interface{}
+	err := _Statereceiver.contract.Call(opts, &out, "lastStateId")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
 
 }
 
diff --git a/contracts/statesender/statesender.go b/contracts/statesender/statesender.go
index f4e56b292..2c3d40972 100644
--- a/contracts/statesender/statesender.go
+++ b/contracts/statesender/statesender.go
@@ -4,31 +4,38 @@
 package statesender
 
 import (
+	"errors"
 	"math/big"
 	"strings"
 
-	ethereum "github.com/maticnetwork/bor"
-	"github.com/maticnetwork/bor/accounts/abi"
-	"github.com/maticnetwork/bor/accounts/abi/bind"
-	"github.com/maticnetwork/bor/common"
-	"github.com/maticnetwork/bor/core/types"
-	"github.com/maticnetwork/bor/event"
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
 var (
+	_ = errors.New
 	_ = big.NewInt
 	_ = strings.NewReader
 	_ = ethereum.NotFound
-	_ = abi.U256
 	_ = bind.Bind
 	_ = common.Big1
 	_ = types.BloomLookup
 	_ = event.NewSubscription
 )
 
+// StatesenderMetaData contains all meta data concerning the Statesender contract.
+var StatesenderMetaData = &bind.MetaData{
+	ABI: "[{\"constant\":false,\"inputs\":[{\"name\":\"receiver\",\"type\":\"address\"},{\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"syncState\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"counter\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"isOwner\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"address\"}],\"name\":\"registrations\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"sender\",\"type\":\"address\"},{\"name\":\"receiver\",\"type\":\"address\"}],\"name\":\"register\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"sender\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"receiver\",\"type\":\"address\"}],\"name\":\"NewRegistration\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"id\",\"type\":\"uint256\"},{\"indexed\":true,\"name\":\"contractAddress\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"StateSynced\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"}]",
+}
+
 // StatesenderABI is the input ABI used to generate the binding from.
-const StatesenderABI = "[{\"constant\":false,\"inputs\":[{\"name\":\"receiver\",\"type\":\"address\"},{\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"syncState\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"counter\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"isOwner\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"address\"}],\"name\":\"registrations\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"sender\",\"type\":\"address\"},{\"name\":\"receiver\",\"type\":\"address\"}],\"name\":\"register\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"user\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"sender\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"receiver\",\"type\":\"address\"}],\"name\":\"NewRegistration\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"id\",\"type\":\"uint256\"},{\"indexed\":true,\"name\":\"contractAddress\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"StateSynced\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"}]"
+// Deprecated: Use StatesenderMetaData.ABI instead.
+var StatesenderABI = StatesenderMetaData.ABI
 
 // Statesender is an auto generated Go binding around an Ethereum contract.
 type Statesender struct {
@@ -138,7 +145,7 @@ func bindStatesender(address common.Address, caller bind.ContractCaller, transac
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Statesender *StatesenderRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Statesender *StatesenderRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Statesender.Contract.StatesenderCaller.contract.Call(opts, result, method, params...)
 }
 
@@ -157,7 +164,7 @@ func (_Statesender *StatesenderRaw) Transact(opts *bind.TransactOpts, method str
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Statesender *StatesenderCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Statesender *StatesenderCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Statesender.Contract.contract.Call(opts, result, method, params...)
 }
 
@@ -174,104 +181,124 @@ func (_Statesender *StatesenderTransactorRaw) Transact(opts *bind.TransactOpts,
 
 // Counter is a free data retrieval call binding the contract method 0x61bc221a.
 //
-// Solidity: function counter() constant returns(uint256)
+// Solidity: function counter() view returns(uint256)
 func (_Statesender *StatesenderCaller) Counter(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Statesender.contract.Call(opts, out, "counter")
-	return *ret0, err
+	var out []interface{}
+	err := _Statesender.contract.Call(opts, &out, "counter")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // Counter is a free data retrieval call binding the contract method 0x61bc221a.
 //
-// Solidity: function counter() constant returns(uint256)
+// Solidity: function counter() view returns(uint256)
 func (_Statesender *StatesenderSession) Counter() (*big.Int, error) {
 	return _Statesender.Contract.Counter(&_Statesender.CallOpts)
 }
 
 // Counter is a free data retrieval call binding the contract method 0x61bc221a.
 //
-// Solidity: function counter() constant returns(uint256)
+// Solidity: function counter() view returns(uint256)
 func (_Statesender *StatesenderCallerSession) Counter() (*big.Int, error) {
 	return _Statesender.Contract.Counter(&_Statesender.CallOpts)
 }
 
 // IsOwner is a free data retrieval call binding the contract method 0x8f32d59b.
 //
-// Solidity: function isOwner() constant returns(bool)
+// Solidity: function isOwner() view returns(bool)
 func (_Statesender *StatesenderCaller) IsOwner(opts *bind.CallOpts) (bool, error) {
-	var (
-		ret0 = new(bool)
-	)
-	out := ret0
-	err := _Statesender.contract.Call(opts, out, "isOwner")
-	return *ret0, err
+	var out []interface{}
+	err := _Statesender.contract.Call(opts, &out, "isOwner")
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
 }
 
 // IsOwner is a free data retrieval call binding the contract method 0x8f32d59b.
 //
-// Solidity: function isOwner() constant returns(bool)
+// Solidity: function isOwner() view returns(bool)
 func (_Statesender *StatesenderSession) IsOwner() (bool, error) {
 	return _Statesender.Contract.IsOwner(&_Statesender.CallOpts)
 }
 
 // IsOwner is a free data retrieval call binding the contract method 0x8f32d59b.
 //
-// Solidity: function isOwner() constant returns(bool)
+// Solidity: function isOwner() view returns(bool)
 func (_Statesender *StatesenderCallerSession) IsOwner() (bool, error) {
 	return _Statesender.Contract.IsOwner(&_Statesender.CallOpts)
 }
 
 // Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
 //
-// Solidity: function owner() constant returns(address)
+// Solidity: function owner() view returns(address)
 func (_Statesender *StatesenderCaller) Owner(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Statesender.contract.Call(opts, out, "owner")
-	return *ret0, err
+	var out []interface{}
+	err := _Statesender.contract.Call(opts, &out, "owner")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
 //
-// Solidity: function owner() constant returns(address)
+// Solidity: function owner() view returns(address)
 func (_Statesender *StatesenderSession) Owner() (common.Address, error) {
 	return _Statesender.Contract.Owner(&_Statesender.CallOpts)
 }
 
 // Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
 //
-// Solidity: function owner() constant returns(address)
+// Solidity: function owner() view returns(address)
 func (_Statesender *StatesenderCallerSession) Owner() (common.Address, error) {
 	return _Statesender.Contract.Owner(&_Statesender.CallOpts)
 }
 
 // Registrations is a free data retrieval call binding the contract method 0x942e6bcf.
 //
-// Solidity: function registrations(address ) constant returns(address)
+// Solidity: function registrations(address ) view returns(address)
 func (_Statesender *StatesenderCaller) Registrations(opts *bind.CallOpts, arg0 common.Address) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Statesender.contract.Call(opts, out, "registrations", arg0)
-	return *ret0, err
+	var out []interface{}
+	err := _Statesender.contract.Call(opts, &out, "registrations", arg0)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
 }
 
 // Registrations is a free data retrieval call binding the contract method 0x942e6bcf.
 //
-// Solidity: function registrations(address ) constant returns(address)
+// Solidity: function registrations(address ) view returns(address)
 func (_Statesender *StatesenderSession) Registrations(arg0 common.Address) (common.Address, error) {
 	return _Statesender.Contract.Registrations(&_Statesender.CallOpts, arg0)
 }
 
 // Registrations is a free data retrieval call binding the contract method 0x942e6bcf.
 //
-// Solidity: function registrations(address ) constant returns(address)
+// Solidity: function registrations(address ) view returns(address)
 func (_Statesender *StatesenderCallerSession) Registrations(arg0 common.Address) (common.Address, error) {
 	return _Statesender.Contract.Registrations(&_Statesender.CallOpts, arg0)
 }
@@ -518,6 +545,7 @@ func (_Statesender *StatesenderFilterer) ParseNewRegistration(log types.Log) (*S
 	if err := _Statesender.contract.UnpackLog(event, "NewRegistration", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -670,6 +698,7 @@ func (_Statesender *StatesenderFilterer) ParseOwnershipTransferred(log types.Log
 	if err := _Statesender.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
 
@@ -823,5 +852,6 @@ func (_Statesender *StatesenderFilterer) ParseStateSynced(log types.Log) (*State
 	if err := _Statesender.contract.UnpackLog(event, "StateSynced", log); err != nil {
 		return nil, err
 	}
+	event.Raw = log
 	return event, nil
 }
diff --git a/contracts/validatorset/validatorset.go b/contracts/validatorset/validatorset.go
index e537c511d..67c00e0b8 100644
--- a/contracts/validatorset/validatorset.go
+++ b/contracts/validatorset/validatorset.go
@@ -4,31 +4,38 @@
 package validatorset
 
 import (
+	"errors"
 	"math/big"
 	"strings"
 
-	ethereum "github.com/maticnetwork/bor"
-	"github.com/maticnetwork/bor/accounts/abi"
-	"github.com/maticnetwork/bor/accounts/abi/bind"
-	"github.com/maticnetwork/bor/common"
-	"github.com/maticnetwork/bor/core/types"
-	"github.com/maticnetwork/bor/event"
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
 var (
+	_ = errors.New
 	_ = big.NewInt
 	_ = strings.NewReader
 	_ = ethereum.NotFound
-	_ = abi.U256
 	_ = bind.Bind
 	_ = common.Big1
 	_ = types.BloomLookup
 	_ = event.NewSubscription
 )
 
+// ValidatorsetMetaData contains all meta data concerning the Validatorset contract.
+var ValidatorsetMetaData = &bind.MetaData{
+	ABI: "[{\"constant\":true,\"inputs\":[{\"name\":\"span\",\"type\":\"uint256\"}],\"name\":\"getSpan\",\"outputs\":[{\"name\":\"number\",\"type\":\"uint256\"},{\"name\":\"startBlock\",\"type\":\"uint256\"},{\"name\":\"endBlock\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"vote\",\"type\":\"bytes\"},{\"name\":\"sigs\",\"type\":\"bytes\"},{\"name\":\"txBytes\",\"type\":\"bytes\"},{\"name\":\"proof\",\"type\":\"bytes\"}],\"name\":\"commitSpan\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"currentSpanNumber\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getNextSpan\",\"outputs\":[{\"name\":\"number\",\"type\":\"uint256\"},{\"name\":\"startBlock\",\"type\":\"uint256\"},{\"name\":\"endBlock\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getInitialValidators\",\"outputs\":[{\"name\":\"\",\"type\":\"address[]\"},{\"name\":\"\",\"type\":\"uint256[]\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getCurrentSpan\",\"outputs\":[{\"name\":\"number\",\"type\":\"uint256\"},{\"name\":\"startBlock\",\"type\":\"uint256\"},{\"name\":\"endBlock\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getValidators\",\"outputs\":[{\"name\":\"\",\"type\":\"address[]\"},{\"name\":\"\",\"type\":\"uint256[]\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"vote\",\"type\":\"bytes\"},{\"name\":\"sigs\",\"type\":\"bytes\"},{\"name\":\"txBytes\",\"type\":\"bytes\"},{\"name\":\"proof\",\"type\":\"bytes\"}],\"name\":\"validateValidatorSet\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]",
+}
+
 // ValidatorsetABI is the input ABI used to generate the binding from.
-const ValidatorsetABI = "[{\"constant\":true,\"inputs\":[{\"name\":\"span\",\"type\":\"uint256\"}],\"name\":\"getSpan\",\"outputs\":[{\"name\":\"number\",\"type\":\"uint256\"},{\"name\":\"startBlock\",\"type\":\"uint256\"},{\"name\":\"endBlock\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"vote\",\"type\":\"bytes\"},{\"name\":\"sigs\",\"type\":\"bytes\"},{\"name\":\"txBytes\",\"type\":\"bytes\"},{\"name\":\"proof\",\"type\":\"bytes\"}],\"name\":\"commitSpan\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"currentSpanNumber\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getNextSpan\",\"outputs\":[{\"name\":\"number\",\"type\":\"uint256\"},{\"name\":\"startBlock\",\"type\":\"uint256\"},{\"name\":\"endBlock\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getInitialValidators\",\"outputs\":[{\"name\":\"\",\"type\":\"address[]\"},{\"name\":\"\",\"type\":\"uint256[]\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getCurrentSpan\",\"outputs\":[{\"name\":\"number\",\"type\":\"uint256\"},{\"name\":\"startBlock\",\"type\":\"uint256\"},{\"name\":\"endBlock\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getValidators\",\"outputs\":[{\"name\":\"\",\"type\":\"address[]\"},{\"name\":\"\",\"type\":\"uint256[]\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"vote\",\"type\":\"bytes\"},{\"name\":\"sigs\",\"type\":\"bytes\"},{\"name\":\"txBytes\",\"type\":\"bytes\"},{\"name\":\"proof\",\"type\":\"bytes\"}],\"name\":\"validateValidatorSet\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"
+// Deprecated: Use ValidatorsetMetaData.ABI instead.
+var ValidatorsetABI = ValidatorsetMetaData.ABI
 
 // Validatorset is an auto generated Go binding around an Ethereum contract.
 type Validatorset struct {
@@ -138,7 +145,7 @@ func bindValidatorset(address common.Address, caller bind.ContractCaller, transa
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Validatorset *ValidatorsetRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Validatorset *ValidatorsetRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Validatorset.Contract.ValidatorsetCaller.contract.Call(opts, result, method, params...)
 }
 
@@ -157,7 +164,7 @@ func (_Validatorset *ValidatorsetRaw) Transact(opts *bind.TransactOpts, method s
 // sets the output to result. The result type might be a single field for simple
 // returns, a slice of interfaces for anonymous returns and a struct for named
 // returns.
-func (_Validatorset *ValidatorsetCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+func (_Validatorset *ValidatorsetCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
 	return _Validatorset.Contract.contract.Call(opts, result, method, params...)
 }
 
@@ -174,51 +181,66 @@ func (_Validatorset *ValidatorsetTransactorRaw) Transact(opts *bind.TransactOpts
 
 // CurrentSpanNumber is a free data retrieval call binding the contract method 0x4dbc959f.
 //
-// Solidity: function currentSpanNumber() constant returns(uint256)
+// Solidity: function currentSpanNumber() view returns(uint256)
 func (_Validatorset *ValidatorsetCaller) CurrentSpanNumber(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _Validatorset.contract.Call(opts, out, "currentSpanNumber")
-	return *ret0, err
+	var out []interface{}
+	err := _Validatorset.contract.Call(opts, &out, "currentSpanNumber")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
 }
 
 // CurrentSpanNumber is a free data retrieval call binding the contract method 0x4dbc959f.
 //
-// Solidity: function currentSpanNumber() constant returns(uint256)
+// Solidity: function currentSpanNumber() view returns(uint256)
 func (_Validatorset *ValidatorsetSession) CurrentSpanNumber() (*big.Int, error) {
 	return _Validatorset.Contract.CurrentSpanNumber(&_Validatorset.CallOpts)
 }
 
 // CurrentSpanNumber is a free data retrieval call binding the contract method 0x4dbc959f.
 //
-// Solidity: function currentSpanNumber() constant returns(uint256)
+// Solidity: function currentSpanNumber() view returns(uint256)
 func (_Validatorset *ValidatorsetCallerSession) CurrentSpanNumber() (*big.Int, error) {
 	return _Validatorset.Contract.CurrentSpanNumber(&_Validatorset.CallOpts)
 }
 
 // GetCurrentSpan is a free data retrieval call binding the contract method 0xaf26aa96.
 //
-// Solidity: function getCurrentSpan() constant returns(uint256 number, uint256 startBlock, uint256 endBlock)
+// Solidity: function getCurrentSpan() view returns(uint256 number, uint256 startBlock, uint256 endBlock)
 func (_Validatorset *ValidatorsetCaller) GetCurrentSpan(opts *bind.CallOpts) (struct {
 	Number     *big.Int
 	StartBlock *big.Int
 	EndBlock   *big.Int
 }, error) {
-	ret := new(struct {
+	var out []interface{}
+	err := _Validatorset.contract.Call(opts, &out, "getCurrentSpan")
+
+	outstruct := new(struct {
 		Number     *big.Int
 		StartBlock *big.Int
 		EndBlock   *big.Int
 	})
-	out := ret
-	err := _Validatorset.contract.Call(opts, out, "getCurrentSpan")
-	return *ret, err
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.Number = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.StartBlock = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.EndBlock = *abi.ConvertType(out[2], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
 }
 
 // GetCurrentSpan is a free data retrieval call binding the contract method 0xaf26aa96.
 //
-// Solidity: function getCurrentSpan() constant returns(uint256 number, uint256 startBlock, uint256 endBlock)
+// Solidity: function getCurrentSpan() view returns(uint256 number, uint256 startBlock, uint256 endBlock)
 func (_Validatorset *ValidatorsetSession) GetCurrentSpan() (struct {
 	Number     *big.Int
 	StartBlock *big.Int
@@ -229,7 +251,7 @@ func (_Validatorset *ValidatorsetSession) GetCurrentSpan() (struct {
 
 // GetCurrentSpan is a free data retrieval call binding the contract method 0xaf26aa96.
 //
-// Solidity: function getCurrentSpan() constant returns(uint256 number, uint256 startBlock, uint256 endBlock)
+// Solidity: function getCurrentSpan() view returns(uint256 number, uint256 startBlock, uint256 endBlock)
 func (_Validatorset *ValidatorsetCallerSession) GetCurrentSpan() (struct {
 	Number     *big.Int
 	StartBlock *big.Int
@@ -240,55 +262,67 @@ func (_Validatorset *ValidatorsetCallerSession) GetCurrentSpan() (struct {
 
 // GetInitialValidators is a free data retrieval call binding the contract method 0x65b3a1e2.
 //
-// Solidity: function getInitialValidators() constant returns(address[], uint256[])
+// Solidity: function getInitialValidators() view returns(address[], uint256[])
 func (_Validatorset *ValidatorsetCaller) GetInitialValidators(opts *bind.CallOpts) ([]common.Address, []*big.Int, error) {
-	var (
-		ret0 = new([]common.Address)
-		ret1 = new([]*big.Int)
-	)
-	out := &[]interface{}{
-		ret0,
-		ret1,
+	var out []interface{}
+	err := _Validatorset.contract.Call(opts, &out, "getInitialValidators")
+
+	if err != nil {
+		return *new([]common.Address), *new([]*big.Int), err
 	}
-	err := _Validatorset.contract.Call(opts, out, "getInitialValidators")
-	return *ret0, *ret1, err
+
+	out0 := *abi.ConvertType(out[0], new([]common.Address)).(*[]common.Address)
+	out1 := *abi.ConvertType(out[1], new([]*big.Int)).(*[]*big.Int)
+
+	return out0, out1, err
+
 }
 
 // GetInitialValidators is a free data retrieval call binding the contract method 0x65b3a1e2.
 //
-// Solidity: function getInitialValidators() constant returns(address[], uint256[])
+// Solidity: function getInitialValidators() view returns(address[], uint256[])
 func (_Validatorset *ValidatorsetSession) GetInitialValidators() ([]common.Address, []*big.Int, error) {
 	return _Validatorset.Contract.GetInitialValidators(&_Validatorset.CallOpts)
 }
 
 // GetInitialValidators is a free data retrieval call binding the contract method 0x65b3a1e2.
 //
-// Solidity: function getInitialValidators() constant returns(address[], uint256[])
+// Solidity: function getInitialValidators() view returns(address[], uint256[])
 func (_Validatorset *ValidatorsetCallerSession) GetInitialValidators() ([]common.Address, []*big.Int, error) {
 	return _Validatorset.Contract.GetInitialValidators(&_Validatorset.CallOpts)
 }
 
 // GetNextSpan is a free data retrieval call binding the contract method 0x60c8614d.
 //
-// Solidity: function getNextSpan() constant returns(uint256 number, uint256 startBlock, uint256 endBlock)
+// Solidity: function getNextSpan() view returns(uint256 number, uint256 startBlock, uint256 endBlock)
 func (_Validatorset *ValidatorsetCaller) GetNextSpan(opts *bind.CallOpts) (struct {
 	Number     *big.Int
 	StartBlock *big.Int
 	EndBlock   *big.Int
 }, error) {
-	ret := new(struct {
+	var out []interface{}
+	err := _Validatorset.contract.Call(opts, &out, "getNextSpan")
+
+	outstruct := new(struct {
 		Number     *big.Int
 		StartBlock *big.Int
 		EndBlock   *big.Int
 	})
-	out := ret
-	err := _Validatorset.contract.Call(opts, out, "getNextSpan")
-	return *ret, err
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.Number = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.StartBlock = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.EndBlock = *abi.ConvertType(out[2], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
 }
 
 // GetNextSpan is a free data retrieval call binding the contract method 0x60c8614d.
 //
-// Solidity: function getNextSpan() constant returns(uint256 number, uint256 startBlock, uint256 endBlock)
+// Solidity: function getNextSpan() view returns(uint256 number, uint256 startBlock, uint256 endBlock)
 func (_Validatorset *ValidatorsetSession) GetNextSpan() (struct {
 	Number     *big.Int
 	StartBlock *big.Int
@@ -299,7 +333,7 @@ func (_Validatorset *ValidatorsetSession) GetNextSpan() (struct {
 
 // GetNextSpan is a free data retrieval call binding the contract method 0x60c8614d.
 //
-// Solidity: function getNextSpan() constant returns(uint256 number, uint256 startBlock, uint256 endBlock)
+// Solidity: function getNextSpan() view returns(uint256 number, uint256 startBlock, uint256 endBlock)
 func (_Validatorset *ValidatorsetCallerSession) GetNextSpan() (struct {
 	Number     *big.Int
 	StartBlock *big.Int
@@ -310,25 +344,35 @@ func (_Validatorset *ValidatorsetCallerSession) GetNextSpan() (struct {
 
 // GetSpan is a free data retrieval call binding the contract method 0x047a6c5b.
 //
-// Solidity: function getSpan(uint256 span) constant returns(uint256 number, uint256 startBlock, uint256 endBlock)
+// Solidity: function getSpan(uint256 span) view returns(uint256 number, uint256 startBlock, uint256 endBlock)
 func (_Validatorset *ValidatorsetCaller) GetSpan(opts *bind.CallOpts, span *big.Int) (struct {
 	Number     *big.Int
 	StartBlock *big.Int
 	EndBlock   *big.Int
 }, error) {
-	ret := new(struct {
+	var out []interface{}
+	err := _Validatorset.contract.Call(opts, &out, "getSpan", span)
+
+	outstruct := new(struct {
 		Number     *big.Int
 		StartBlock *big.Int
 		EndBlock   *big.Int
 	})
-	out := ret
-	err := _Validatorset.contract.Call(opts, out, "getSpan", span)
-	return *ret, err
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.Number = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.StartBlock = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.EndBlock = *abi.ConvertType(out[2], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
 }
 
 // GetSpan is a free data retrieval call binding the contract method 0x047a6c5b.
 //
-// Solidity: function getSpan(uint256 span) constant returns(uint256 number, uint256 startBlock, uint256 endBlock)
+// Solidity: function getSpan(uint256 span) view returns(uint256 number, uint256 startBlock, uint256 endBlock)
 func (_Validatorset *ValidatorsetSession) GetSpan(span *big.Int) (struct {
 	Number     *big.Int
 	StartBlock *big.Int
@@ -339,7 +383,7 @@ func (_Validatorset *ValidatorsetSession) GetSpan(span *big.Int) (struct {
 
 // GetSpan is a free data retrieval call binding the contract method 0x047a6c5b.
 //
-// Solidity: function getSpan(uint256 span) constant returns(uint256 number, uint256 startBlock, uint256 endBlock)
+// Solidity: function getSpan(uint256 span) view returns(uint256 number, uint256 startBlock, uint256 endBlock)
 func (_Validatorset *ValidatorsetCallerSession) GetSpan(span *big.Int) (struct {
 	Number     *big.Int
 	StartBlock *big.Int
@@ -350,30 +394,32 @@ func (_Validatorset *ValidatorsetCallerSession) GetSpan(span *big.Int) (struct {
 
 // GetValidators is a free data retrieval call binding the contract method 0xb7ab4db5.
 //
-// Solidity: function getValidators() constant returns(address[], uint256[])
+// Solidity: function getValidators() view returns(address[], uint256[])
 func (_Validatorset *ValidatorsetCaller) GetValidators(opts *bind.CallOpts) ([]common.Address, []*big.Int, error) {
-	var (
-		ret0 = new([]common.Address)
-		ret1 = new([]*big.Int)
-	)
-	out := &[]interface{}{
-		ret0,
-		ret1,
+	var out []interface{}
+	err := _Validatorset.contract.Call(opts, &out, "getValidators")
+
+	if err != nil {
+		return *new([]common.Address), *new([]*big.Int), err
 	}
-	err := _Validatorset.contract.Call(opts, out, "getValidators")
-	return *ret0, *ret1, err
+
+	out0 := *abi.ConvertType(out[0], new([]common.Address)).(*[]common.Address)
+	out1 := *abi.ConvertType(out[1], new([]*big.Int)).(*[]*big.Int)
+
+	return out0, out1, err
+
 }
 
 // GetValidators is a free data retrieval call binding the contract method 0xb7ab4db5.
 //
-// Solidity: function getValidators() constant returns(address[], uint256[])
+// Solidity: function getValidators() view returns(address[], uint256[])
 func (_Validatorset *ValidatorsetSession) GetValidators() ([]common.Address, []*big.Int, error) {
 	return _Validatorset.Contract.GetValidators(&_Validatorset.CallOpts)
 }
 
 // GetValidators is a free data retrieval call binding the contract method 0xb7ab4db5.
 //
-// Solidity: function getValidators() constant returns(address[], uint256[])
+// Solidity: function getValidators() view returns(address[], uint256[])
 func (_Validatorset *ValidatorsetCallerSession) GetValidators() ([]common.Address, []*big.Int, error) {
 	return _Validatorset.Contract.GetValidators(&_Validatorset.CallOpts)
 }
diff --git a/helper/unpack.go b/helper/unpack.go
index 814b9a796..206065f86 100644
--- a/helper/unpack.go
+++ b/helper/unpack.go
@@ -21,8 +21,9 @@ var (
 
 // UnpackLog unpacks log
 func UnpackLog(abiObject *abi.ABI, out interface{}, event string, log *types.Log) error {
+	var err error
 	if len(log.Data) > 0 {
-		if err := abiObject.Unpack(out, event, log.Data); err != nil {
+		if out, err = abiObject.Unpack(event, log.Data); err != nil {
 			return err
 		}
 	}
diff --git a/helper/util.go b/helper/util.go
index d94272ed2..eb18d3b6c 100644
--- a/helper/util.go
+++ b/helper/util.go
@@ -761,7 +761,7 @@ func UnpackSigAndVotes(payload []byte, abi abi.ABI) (votes []byte, sigs []byte,
 // EventByID looks up a event by the topic id
 func EventByID(abiObject *abi.ABI, sigdata []byte) *abi.Event {
 	for _, event := range abiObject.Events {
-		if bytes.Equal(event.Id().Bytes(), sigdata) {
+		if bytes.Equal(event.ID.Bytes(), sigdata) {
 			return &event
 		}
 	}