첫번째 메서드의 response xml

<?xml version="1.0" encoding="ISO-8859-1"?>
  <methodResponse>
    <params>
      <param>
        <value>
          <struct>
            <member>
              <name>s_url</name>
              <value>http://127.0.0.1/rpc/xxx.html</value>
            </member>
            <member>
              <name>s_message_id</name>
              <value>ID00001</value>
            </member>
          </struct>
        </value>
      </param>
    </params>
  </methodResponse>

출처 : http://blog.naver.com/9namy