{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "122233",
    "entityType": "User",
    "nonce": "0x7576c3080d5e61ade781d57d9b292112fa81f5879243639df097eb772e4b4ffb",
    "signature": "0xcda13d0cf5fa3588aecbf7de4d47620bff867dbda1ab8308c7edf14c4c7ecc946696fd5943d795c70641e52fcb52aaf0db2fefaf94c6e8c621efb00299051ba61c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}