def get_unauthorized(self, msg, signature, timestamp, nonce):
warnings.warn('<STR_LIT>'<EOL>'<STR_LIT>',<EOL>DeprecationWarning, stacklevel=<NUM_LIT:2>)<EOL>content = self.crypto.decrypt_message(msg, signature, timestamp, nonce)<EOL>message = xmltodict.parse(to_text(content))['<STR_LIT>']<EOL>return ComponentUnauthorizedMessage(message)<EOL>
处理取消授权通知

:params msg: 加密内容
:params signature: 消息签名
:params timestamp: 时间戳
:params nonce: 随机数