{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1833",
    "entityType": "User",
    "nonce": "0xb33b046e45ccdbca6b29b96af039dc84f04611fc4ddbdd38d2c1a8c75f9d2ac4",
    "signature": "0x0dbc74c13fb9aa993c52cdb802f0070df9fd6c61f178d08bbb8a0bdd11a1a5cc33fdcf2c48325f5124c5478b09c4ea9c84f8fdd3b2ca4b3d42a7b00178799db41b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}