Extrinsic 31956-1

{
  "heartbeat": {
    "blockNumber": 31955,
    "sessionIndex": 532,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xac8f9f0ad78ca892311cae11cdf742e25b01574dbc2c76e15a27b76d4fb5ca1fa54adb9c564f8db36218a733cdd3ba1e0052c8d8fd9bad5754c13bd4bf879b81"
}