class QyWechat::Voice
<xml> <ToUserName>]></ToUserName> <FromUserName>]></FromUserName> <CreateTime>12345678</CreateTime> <MsgType>]></MsgType> <Voice> <MediaId>]></MediaId> </Voice> </xml>
<xml> <ToUserName>]></ToUserName> <FromUserName>]></FromUserName> <CreateTime>12345678</CreateTime> <MsgType>]></MsgType> <Voice> <MediaId>]></MediaId> </Voice> </xml>