Extrinsic 109270-1

{
  "heartbeat": {
    "blockNumber": 109269,
    "sessionIndex": 1821,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x20a6f6c5dc4fb74d458efa85e8e3cb271d81f4c6b19dd025df59b2bd375bec6371e7e9884285237499320a81978510951f3d22b78efa15f2a4080c35654bf986"
}