Extrinsic 40063-1

{
  "heartbeat": {
    "blockNumber": 40062,
    "sessionIndex": 667,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x3c559afdc101610227a6cc9c14face331591f4e317ca30aec3661ae9e7d8b8703aac997f5740f9addfa606554456f9808d128a06a2316587a383dcb5a3ef4a85"
}