code: public com.google.api.ads.admanager.axis.v201805.CreativeAsset getFlashAsset() {
          return flashAsset;
      }
docs: Gets the flashAsset value for this BaseFlashCreative.
  
  @return flashAsset   * The flash asset. This attribute is required. To view the Flash
  image, use the
  {@link CreativeAsset#assetUrl}.