{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xe2fcc26b581a20e469eab158d629188fd68ed5da5e395d1d082cee1be1012387",
    "signature": "0x62142bca034f2c7d7c60500b212e4762c02ea8e4c5c5842a19a927df28dfb08b7831856a09d20b1391151a377c73ceae9f6a9311f62175b061b51acf345f98381c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}