{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "620307004",
    "entityType": "User",
    "nonce": "0xd46fa4f620584f75b2beb4d05deca1df9ac2de83f9ee88b02139f1c8cfdeec6b",
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    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}