{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "593684426",
    "entityType": "User",
    "nonce": "0xf7a4cbe74b1ae3ad3a5f2152695949e12b9eb13f82c101274bc5cb6acbc971aa",
    "signature": "0x4d8ad8b181d8b666f0eb905fd36fc4aec703040a3be1bf2194164932a6bf758a1416df546377ca27e89365aeaacc7d7b94de4cbbbfe4a2caaa044c77ceab9bbf1b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}