Extrinsic 73632-1

{
  "heartbeat": {
    "blockNumber": 73631,
    "sessionIndex": 1227,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x0877acc138793ae403550614b785e85558ae2418c97fe5f2730faff94009752fedc227106f11e71149959f27457574779ef23ce90a5f5baf1c814653dbf7dd83"
}