Extrinsic 23595-1

{
  "heartbeat": {
    "blockNumber": 23593,
    "sessionIndex": 393,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x6ea40d73e4efbe36900cb7bcf76ea61c14780c1488b225962c30c6591d753b728b588a6f09795f317bf7ce921bae944223b01c3874cde50946a27a68a3a53f8d"
}