Extrinsic 23672-1

{
  "heartbeat": {
    "blockNumber": 23671,
    "sessionIndex": 394,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0xeea1f5d80fa6a93e60401c53e37fa44ed69a4441177470d30227d6af7be9717f5fc2aab2246b3a95714817781a2a84460813715e48d21c38f5666254f50ce48f"
}