{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "141830",
    "entityType": "User",
    "nonce": "0x4146cc259e429d8c80c772682f811ab14dbb0a159afe1fcfed93af4b24586428",
    "signature": "0xe03b99622b96807d6bb42eef97e288bde5c108b894ed52bc77b57ed611b150e21cfc711740c2b036008c4483741d4af5f868fe5ec65100f1b5315827d906a1b21b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}