Extrinsic 149688-1

{
  "heartbeat": {
    "blockNumber": 149687,
    "sessionIndex": 2494,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xc6f25b35b499932caf55b6e75608cc71e43b326301c49ca4554b5bc85899230204ecc65134cf79e65f9ce353b3c41eb97ce9af3224b10454b9667a604551b08b"
}