{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "838777725",
    "entityType": "User",
    "nonce": "0x1d1f35c86bd64871f86e29f94db8b9e80ee261168c44dcb2e202fb8718feb9c8",
    "signature": "0x93a1090324bfe07c892dd9f69eb82c840edd195155d4b5ec4cd5fac7d7e33ca0467f526b48f6a9c60e686d25a9ccc2272e8121389f4364987b2f3f5bd192a4d11b",
    "signer": "0xb0bc7585AC84F169814851A3C22d8d92D133337F",
    "userId": "267657235"
  }
}