{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "3448",
    "entityType": "User",
    "nonce": "0xdf3ba23d6b109e67072b49776fc5577031ed0269e7737909566d8b0f7b29a9b4",
    "signature": "0x000bae63d6f5e4391bc31f6a0ee43bb4b4b502d0c9292c5b7bf2a31ec8a3bac134c54b9ce276b7077cb1c19c5c7fa28352bdf8fffbb1dd903a7a6ba552b224c71b",
    "signer": "0x053AE6b4e0E1ca4c355a1f76Ce5696623A43A617",
    "userId": "79438"
  }
}