{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "325216",
    "entityType": "User",
    "nonce": "0xe3592037338da9fac217f87d328c1db45d318581d6589b1e6aa41a948d4ce8d1",
    "signature": "0xbeaabc8f724e883452093fece2187727be04d11f4a8db9679070d561282b58d763f583db94ff2a6cd35199f19cbd3e389cbb1d4f64a0510fc08d820faf19d6291b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}