Extrinsic 73941-1

{
  "heartbeat": {
    "blockNumber": 73940,
    "sessionIndex": 1232,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x604ef6b425fed7bfef7c77d239e848130e5ea2187b89b0715de1fff53bc0ab71a4a2572f483008bd6e511304d1c58f8b1ebe05a32bb9d247b745ce6ba827ea85"
}