v2_create_storagegroup.json

{
    "ServerEndpointGroups": [
        {
            "@odata.id": "/redfish/v1/Storage/controller_a/EndpointGroups/A0"
        },
        {
            "@odata.id": "/redfish/v1/Storage/controller_a/EndpointGroups/A1"
        },
        {
            "@odata.id": "/redfish/v1/Storage/controller_a/EndpointGroups/B0"
        },
        {
            "@odata.id": "/redfish/v1/Storage/controller_a/EndpointGroups/B1"
        }
    ],
    "ClientEndpointGroups": [
        {
            "@odata.id": "/redfish/v1/Storage/controller_a/Endpoints/iqn.1994-05.com.redhat:csi-lab-51"
        }
    ],
    "MappedVolumes": [
        {
            "AccessCapability": "ReadWrite",
            "LogicalUnitNumber": "1",
            "Volume": {
                "@odata.id": "/redfish/v1/Storage/controller_a/Volumes/AVolume01"
            }
        }
    ]
}