{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "40035",
    "entityType": "User",
    "nonce": "0x3d9e3a032efddcdb2dbc6785ce6ffcdbfcaf1a5977765910efd8367bd1cde0d3",
    "signature": "0x747b32865f8d76a81932ee537c364584623b96e44c2c46689909f2b0c47b19330bc8aa3308ec63187e06133a07335db944fb6271d9092f667fc4421427ed6e881b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}