{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "261090887",
    "entityType": "User",
    "nonce": "0x89bd5722c1cc331099e36042214ebefa9c3dda662929a6b7382c4c4ce71dfbed",
    "signature": "0xeeb3557ebbd14db4b8eee876b650c210c434fe2409c93ed46ce158184961fc7d391c6fe6a1ed3155584512e0dbbac9f618ddc8dee79dbdfc3fc59fe24fd8e7ce1c",
    "signer": "0xA7E9e79581deCe6C725e088554Da8fdf3b1edfAc",
    "userId": "338745876"
  }
}