Extrinsic 43695-1

{
  "heartbeat": {
    "blockNumber": 43693,
    "sessionIndex": 728,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x22a4355ec334b808ffd451b09091eb5e57c82e765ab92eac49f4fc0a975acf53bc6313f87e515ffe9c57d8ab1fd09693aa17f06c2506664e224aa8df7f023182"
}