Extrinsic 43953-1

{
  "heartbeat": {
    "blockNumber": 43952,
    "sessionIndex": 732,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x1a5c1c5f6b14ae22b873a6d38caddb67891fe62338c599dd72c24d5e7d016253b7800b2dab581d95bd81f9bdcee63b1507b8d450e66ba33d2faaca0f045bc982"
}