{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89655",
    "entityType": "User",
    "nonce": "0xac176dbda6e90e51faba487b9134ea38d74e0ee37680fa3d154d0ef37c8b624f",
    "signature": "0x1ffe9160dde591732ca27f5d911dae84e02feae841476f26b22b3990053db9dc74c106fddd6fe073c57d75e656c9efd09bda90d1c2d7fe9777e40c231b199f631c",
    "signer": "0x222534475146193b99B68F2E3830ED2b44307C2D",
    "userId": "991417453"
  }
}