Extrinsic 47549-1

{
  "heartbeat": {
    "blockNumber": 47547,
    "sessionIndex": 792,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x4a4dc72f59b6cb54c17c04719966973beb58e983814fedd49f2176c892cd1f72ee3470dd07eab624411896155e9678b71f490829ff7063ae3a4058f9548a0a84"
}