Extrinsic 118458-1

{
  "heartbeat": {
    "blockNumber": 118457,
    "sessionIndex": 1974,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xec4e4f50f466fa2a791a408b36067bfa81599916b9e101b6c2c28ad3afbad06cd1eaca9cbe5dde6bfff57d9276646ba0be555381e520beb756dc96f97b7ab281"
}