Extrinsic 25169-1

{
  "heartbeat": {
    "blockNumber": 25168,
    "sessionIndex": 419,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x6cf6e98fc737e3f9fb1e6343287a96d66feae58d6bf0fdeac2c5aadcf8a2af5653eb925fe38b654f1823646a57d0a2bc77c01c5a448dc96e475d26d01e676f81"
}