Extrinsic 23018-1

{
  "heartbeat": {
    "blockNumber": 23017,
    "sessionIndex": 383,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xb46ea68a74106537f50407d129543283e82835dacfbe8e4c2b4bb232b1214a38aba21ffe602f14662c681e39f5c97000f9a7792bc7bf946cf8c109cb1fa42f8f"
}