block.proto

syntax = "proto3";
package iroha.protocol;
import "commands.proto";
import "primitive.proto";

message Header {
  uint64 created_time = 1;
  repeated Signature signatures = 2;
}

 message Transaction {
  message Payload {
     repeated Command commands = 1;
    string creator_account_id = 2;
    uint64 tx_counter  = 3;
    uint64 created_time = 4;
   }

  Payload payload = 1;
  repeated Signature signature = 2;
 }

 message Block {
  // everything that should be signed:
  message Payload {
     repeated Transaction transactions = 1;
    uint32 tx_number = 2; // the number of transactions inside. Maximum 16384 or 2^14
    uint64 height = 3; // the current block number in a ledger
    bytes merkle_root = 4; // global merkle root
    bytes prev_block_hash = 5; // Previous block hash
    uint64 created_time = 6;
   }

  Payload payload = 1;
  repeated Signature signatures = 2;
 }