code: public void setTrackingUrls(com.google.api.ads.admanager.axis.v201902.ConversionEvent_TrackingUrlsMapEntry[] trackingUrls) {
          this.trackingUrls = trackingUrls;
      }
docs: Sets the trackingUrls value for this ImageRedirectOverlayCreative.
  
  @param trackingUrls   * A map from {@code ConversionEvent} to a list of URLs that will
  be pinged
  when the event happens. This attribute is optional.