Extrinsic 123993-1

{
  "heartbeat": {
    "blockNumber": 123992,
    "sessionIndex": 2066,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x56b56388c0b8f459ae3419e841a655209189feea23b6dde74ae7383ff249755703a7f37ea5920deccc369a72b0457515d97f533a48606ce82ba51b00a129a983"
}