Extrinsic 72288-1

{
  "heartbeat": {
    "blockNumber": 72287,
    "sessionIndex": 1204,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xd45bd8e355dd1f0bc9e7b91a6dcde1c238ab8c5724f4edc4d11d3d1def5ff175fc9fbd3ac2d1a7c5bfa3840fcd95bce509612718a359485d27424ff617ba1382"
}