Extrinsic 131974-1

{
  "heartbeat": {
    "blockNumber": 131973,
    "sessionIndex": 2199,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xf676e09596569deda7f8ebe4ec2b054e8ad521093e03ea48635a58c921f2f93adee56397d8f095bd03fd042397ec2ad57e9d9d3eea2ebfa5397f41be333a9680"
}