Extrinsic 43119-1

{
  "heartbeat": {
    "blockNumber": 43117,
    "sessionIndex": 718,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x62ecaf961de6235f0f760a14c8f2f7bbb1073c37d07ba666406b14d18d662458c55b85f6e78f4ce8c6abd41ba285f3108da81b071c8ead402506c75d810d0f8e"
}