code: public static String doDelete(String host, String path,
                                    Map<String, String> headers,
                                    Map<String, String> queries,
                                    Map<String, String> body) throws Exception {
          return EntityUtils.toString(doDeleteResponse(host, path, headers, queries, JsonUtils.toJSON(body)).getEntity(), "utf-8");
      }
docs: Delete
  
  @param host
  @param path
  @param headers
  @param queries
  @return
  @throws Exception