Extrinsic 48147-1

{
  "heartbeat": {
    "blockNumber": 48146,
    "sessionIndex": 802,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xb244b07b32b18a0c82b10ff8be8636504b4ff4d2e3a9b36eadfadfdcd0e62a04eb307a409e05d77e065e48a16a6e6465e597e586250f5495ae2ef476106c4989"
}