code: public com.google.api.ads.adwords.axis.v201809.cm.SystemFeedGenerationData getSystemFeedGenerationData() {
          return systemFeedGenerationData;
      }
docs: Gets the systemFeedGenerationData value for this Feed.
  
  @return systemFeedGenerationData   * The system data for the Feed. This data specifies information
  for generating the feed items
  of the system generated feed.
  <span class="constraint Selectable">This field can
  be selected using the value "SystemFeedGenerationData".</span>