问下拿到的语音是xml格式的，怎么解析呢

[selenaluosfjs]

拿到的语音是这样的格式：
<voicemsg endflag="1" cancelflag="0" forwardflag="0" voiceformat="4" voicelength="1608" length="2564" bufid="0" aeskey="8437e3bdbfb58a0f3da60ecad8583d4d" voiceurl="3052020100044b3049020100020461553e3302032f5aa9020475996971020466ce97b6042431666562303236362d626537382d343638382d396530612d30633065666335643335383902040528000f0201000400" voicemd5="" clientmsgid="4136616166396139626135303461320024112108282453fa85832bb104" fromusername="wxid_3pbzk311li5d22" />
要怎么解析才能拿到文件