Extrinsic 9755-1

{
  "heartbeat": {
    "blockNumber": 9753,
    "sessionIndex": 162,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xfa5661ed8c4c37c6ba030522bef4515360870083548e733f0b3cfcb5d2dc9852e4bd22938abbda0d6eacb3b46589513abe092710354e2648c9a84bd1633c9c84"
}