{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "371765",
    "entityType": "User",
    "nonce": "0xa750c906eb3644e78d38866d282cdc9afbafd33bf6e88c250de4f99712e2e975",
    "signature": "0x9f6c5ee3f4bcf95ca5d81372eb1d48179f5c26f36f8b9fa83c66d9b5c3e287990be441002fbbb3ec0ea2c42a68e1177f636c31f6b64f87fa3fcc789d79a8b9071b",
    "signer": "0x182fd837C1acE765D4953bA8d602948d6025afee",
    "userId": "375501"
  }
}