{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "314016",
    "entityType": "User",
    "nonce": "0x5ea3481a1bb96a18fd216c9d1f73dba47ce7f3156a64b2c7606835a7e730fe8a",
    "signature": "0xc509a6b87b6bd772c41c2c90625a773f017451b03f6c4e03e5979862e9d9e6ad5404ca73ad654679db464b89cffb957b99c56752ca4dceb9e17f6bce020372351c",
    "signer": "0x03dB479a8E887D4696e53C007b70b3EA318049d2",
    "userId": "773573937"
  }
}