2024-02-11 11:25:38 trace :
------------
String:
<xml><ToUserName><![CDATA[gh_4be31b751f28]]></ToUserName>
<FromUserName><![CDATA[oWJC80cK-GmE29sz8OTzjnaL74SM]]></FromUserName>
<CreateTime>1707621938</CreateTime>
<MsgType><![CDATA[event]]></MsgType>
<Event><![CDATA[unsubscribe]]></Event>
<EventKey><![CDATA[]]></EventKey>
</xml>