Extrinsic 10423-1

{
  "heartbeat": {
    "blockNumber": 10422,
    "sessionIndex": 173,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x9859c92897dc63a279f3120c1846a2d10bea350777560b6f7ca8c952d9d47b4240029eef51079e478262f73f9fff595cd525549c3be36f0e1dddac2fb1fd4c87"
}