Extrinsic 41675-1

{
  "heartbeat": {
    "blockNumber": 41673,
    "sessionIndex": 694,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x02d0acd2ce64428757977ace959dd46ed20c1c982aa69023b664c7bb8969645e13d0392c80a38a70d39c5662533060b49a275a20603667e438c8e9cc6fd5818e"
}