{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "313074",
    "entityType": "User",
    "nonce": "0x5030ccac201fc97a80e42e401019b31c29545decd80c3aa7ee1eac6b7a028d15",
    "signature": "0x385069278586a3c83c7e135387a02df1edabc73acf7a723fe75c931748ce7c710828259038a67a544bd375223fc695f64f602bcc6ba38483e008e9882321c9131b",
    "signer": "0x182fd837C1acE765D4953bA8d602948d6025afee",
    "userId": "375501"
  }
}