Extrinsic 44061-1

{
  "heartbeat": {
    "blockNumber": 44060,
    "sessionIndex": 734,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0xdefd6c1cdd8b8235d5d279a3913cc560910da9d81e7092298b20784143836f342213c029262b180c2b0927307edee7556961d1710a93bba5be0d6e02b65fa785"
}