Extrinsic 63343-1

{
  "heartbeat": {
    "blockNumber": 63341,
    "sessionIndex": 1055,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x5a6cbbc16016a25072e0f11f1ed0fd3543f44f083e46e58e2ba9e4c48248794889028eb310e0e4ece0aac299bccec25036d6423653a530d9bb3a32b7a7fc028f"
}