docs: public void newPage(String pageRef) {
          try {
              // Request BMP to create a new HAR for this Proxy
              HttpPut request = new HttpPut(requestURIBuilder()
                      .setPath(proxyURIPath() + "/har/pageRef")
                      .build());
  
              // Add form parameters to the request
              applyFormParamsToHttpRequest(request,
                      new BasicNameValuePair("pageRef", pageRef));
  
              // Execute request
              CloseableHttpResponse response = HTTPclient.execute(request);
  
              // Check request was successful
              int statusCode = response.getStatusLine().getStatusCode();
              if (statusCode != 200) {
                  throw new BMPCUnableToCreatePageException(
                          "Invalid HTTP Response when attempting to create"
                                  + "new Page in HAR: "
                                  + statusCode
                  );
              }
  
              // Close HTTP Response
              response.close();
  
          } catch (Exception e) {
              throw new BMPCUnableToCreateHarException(e);
          }
      }