Extrinsic 63704-1

{
  "heartbeat": {
    "blockNumber": 63703,
    "sessionIndex": 1061,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x482adf7641c03c3a2783ba10b0ffbcfe8cb86aa2021df266b8005ea06a369e1ddf8fc482de39ad12e9d5caba78e05ed016de9fe9a3e9ed6556c581ef03072285"
}