{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "18660",
    "entityType": "User",
    "nonce": "0x52b73a7fa9a3633e5539b02f5ac7a0f949b506bb27f9516fd22802b1bd7f6ace",
    "signature": "0x02dcd70c76c0a0744928206c7bd4a476861afd55aba6524e138bf634377381fc3e5a388aeac6ead8e78ba52fb5db24eb49e10ce2d75596134eb6e4c0063225ae1c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}