`POST /Proxy HTTP/1.1
Accept: Accept: /
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0;)
Host: host
Content-Length: 357
Connection: Keep-Alive
Cache-Control: no-cache
cVer=9.8.0&dp=<?xml version="1.0" encoding="GB2312"?>