{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "281227",
    "entityType": "User",
    "nonce": "0xc43d7f074b0bd40f9022ad7e66605cad435dd9c7e97467baf8d26f12dca029c6",
    "signature": "0x057f70f07436342113599a1b4cc74da882f624b796ac4fa96443bed3af99a6f306d28dffc7bde0a26a258e956c5cc3af38dd5fa3a987062f247462b8297078b51c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}