{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "801605059",
    "entityType": "User",
    "nonce": "0xe65b6344f2d91cae9ae248436d9cf2a3405c845648f08d63979421f51edb1aec",
    "signature": "0xb200ac547e5feaf181401c7a6ac5e21c4ba94eec53743953e78fcf2e0af7ccc008f864e25d4a97d2b8e5e61118a30529f1b10ae9ce80c2f3006ed4407a20d6e11b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}