Extrinsic 70842-1

{
  "heartbeat": {
    "blockNumber": 70840,
    "sessionIndex": 1180,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x3e896b3878b4fd76819ae1dc913a86039e8912c9741571021cc544b21f36485bbff45da02864461ac16ce753dcad29bbb58bdbd6b828e0e772d48b7584f8a988"
}