POST /ZX_WxSrv/Weixin?u=c8676c0f4a434d23ad012f5ce284500f&signature=270740bdb468f27aaf715c027ea0d5d6a0658f5a&timestamp=1503237359&nonce=1842560457&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>1503237359</CreateTime>
<MsgType><![CDATA[event]]></MsgType>
<Event><![CDATA[unsubscribe]]></Event>
<EventKey><![CDATA[]]></EventKey>
</xml>