Extrinsic 136767-1

{
  "heartbeat": {
    "blockNumber": 136766,
    "sessionIndex": 2279,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x941d66fa085a1a36779d4f4996dd485ff0c86d0ab9a1b5bdd87cd495579fb71ff646f67f33f0f7c7f219dd6326c08a342e0365045cd50d42aa9f247338105e8c"
}