{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55317",
    "entityType": "User",
    "nonce": "0xf011814105fde7542975eb7346b9ff239afa8d05e1b8a4fb169b0d67bd0153c2",
    "signature": "0xeee3ac3e1e053b584bd60adcdcbb776f0e8df94f84076ed116b6f3877a4729250da9060f5ad4c110966b1866e0e2c75997f31008ec12d38fcd6d8e221233a6bd1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}