POST /ZX_WxSrv/Weixin?u=c8676c0f4a434d23ad012f5ce284500f&signature=7c59934f72669accdd288ab502e3fc6afed0a350&timestamp=1503903843&nonce=1597500153&openid=owsnSjveWNmQ1VXjIBVbCihjSt5Q HTTP/1.1
Pragma: no-cache
Content-Length: 280
Content-Type: text/xml
Accept: */*
Host: test.bsm6.com
User-Agent: Mozilla/4.0

<xml><ToUserName><![CDATA[gh_d50be23dcd98]]></ToUserName>
<FromUserName><![CDATA[owsnSjveWNmQ1VXjIBVbCihjSt5Q]]></FromUserName>
<CreateTime>1503903843</CreateTime>
<MsgType><![CDATA[event]]></MsgType>
<Event><![CDATA[unsubscribe]]></Event>
<EventKey><![CDATA[]]></EventKey>
</xml>