{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x47b4e429a21950093cfa76e498223d71f7a9de1e2b88e848c07a285901429ad3",
    "signature": "0x1dc87e2079912f772fbfa3a230fe3990937b17027d11390a54b3494a71d40cf425ecbc2f4f0b352d217de7470a43dc18c2844f80ebe2ef711c9432dd9452aab81b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}