Extrinsic 43662-1

{
  "heartbeat": {
    "blockNumber": 43661,
    "sessionIndex": 727,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xeae0703fac6a2023ef4b5d177205e7fb566494cbe82812ee4b96a70f4f682d1e0f55a98fa871a97d39aad2fe490c2f7158310952725eb8cf0efc2da1c428e98e"
}