{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59639",
    "entityType": "User",
    "nonce": "0x7d4de4df36085d15c66ad521de0e05863948c650746c8c438aed69af1300f90a",
    "signature": "0xe268411842d149efb823ab92ed098ceb3724bf0a307313a209c290396147d4ec67afea6840efc9bae0151e6c7c7e897686f2aa104d15a2fd8d79e733ab0697341b",
    "signer": "0x0a8144ECcF9C2FCa51752b2ab83825956CFa652A",
    "userId": "344204229"
  }
}