Extrinsic 136392-1

{
  "heartbeat": {
    "blockNumber": 136391,
    "sessionIndex": 2273,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x386ee3355e15b6011273fc33d0b3c77c27980c9d0e45aa29ca33b35fbb24dd7fc4f2aa17d1b88b512df54cdc116eb389a86c046cb0f51c29340ca01b62442981"
}