Extrinsic 11422-1

{
  "heartbeat": {
    "blockNumber": 11420,
    "sessionIndex": 190,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x3ec989196dae4d3ab5d3a7ccf78105372dd0dccbdca9ea83b3b6b75094d1cc2b438c789368451bab8155003e036ee703893634c7550de3f09ad08e8a3c50b38c"
}