{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "672",
    "entityType": "User",
    "nonce": "0x85db6174ce1f8626f089940295c645fe6179e4ae302d7228d8e118b98d9dbb1e",
    "signature": "0xde64e92b1df81618fbbd528d7d7c02ae9bf5458f876da53479fa47396995992834663bf0b63f5ba067c2f7381218bcc63065f767702690c6a05bc9fb032053661b",
    "signer": "0x84eb2a9cEc5A6107060d141D4BB88003603509D6",
    "userId": "393111"
  }
}