{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "985168351",
    "entityType": "User",
    "nonce": "0xe350dd5411cd2b4ae24d673d9c77e1eec242e5ed18c5aa0a8e0bb122a70e2cfc",
    "signature": "0xc077cba8fddbd1c633c78c7a3abbdf88120c12a33707c45a43f82d39e7ceacc76c0c656999855d3fb017ea19fbc1ced8a3b2a419641f78b153a2b00d50b08aaf1c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}