Extrinsic 56054-1

{
  "heartbeat": {
    "blockNumber": 56053,
    "sessionIndex": 934,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x9a9cbf0d191a4e12b89151931040d569f985a1799d584b4d89e6210a5ffca445327098a4280054d0b84ba0c28ebfd78097eea28dca016794a9ca8ae70d7c0084"
}