{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "4222",
    "entityType": "User",
    "nonce": "0x4fad5256d54868abcdea743dbcd068aa639f1bec5ede5473952f8e1ff37bfc84",
    "signature": "0x24b223997d27abdeeadbc923724aaf467dc3a71cb693c0742692243a29ae723514c259ed9f85519f1c1250bb8bb95f9c95f5cacc4e722b8b63c4bf5c42f6fd1b1b",
    "signer": "0xf0Cc87B4295872d65aF3f871bAb6F2eD4F688e36",
    "userId": "389958"
  }
}