{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "16782",
    "entityType": "User",
    "nonce": "0x9d1253379bcf99c3b1fb38471abd0bf22e1954ce6db668e98e84c60d91921a6c",
    "signature": "0x4dfc3ea6155d47f944196c9a4da2c906cea5fc7e933cfe3b8ba09dc4cf3d9c586eeab686d7041d31188f239f36888f11c917ddd3fdda72aaab47df251345d8261c",
    "signer": "0xD9A9ce288bCAE5105Ce96746a6244b77B7fca77c",
    "userId": "8662"
  }
}