code: private static DynamicSettings createDynamicDisplayAdSettings(
        AdWordsServicesInterface services, AdWordsSession session) throws IOException {
      Image logo = uploadImage(services, session, "https://goo.gl/dEvQeF");
  
      DynamicSettings dynamicSettings = new DynamicSettings();
      dynamicSettings.setLandscapeLogoImage(logo);
      dynamicSettings.setPricePrefix("as low as");
      dynamicSettings.setPromoText("Free shipping!");
      return dynamicSettings;
    }
docs: Creates the additional content (images, promo text, etc.) supported by dynamic ads.
  
  @return the DynamicSettings object to be used.