HttpResponseProxy{HTTP/1.1 200 OK [Server: nginx, Date: Wed, 07 Jul 2021 11:26:41 GMT, Content-Type: text/xml; charset=UTF-8, Content-Length: 341, Connection: keep-alive, Keep-Alive: timeout=8, Cache-Control: no-cache, must-revalidate] ResponseEntityProxy{[Content-Type: text/xml; charset=UTF-8,Content-Length: 341,Chunked: false]}} 使用CloseableHttpClient发送请求的。。。。 这是啥？