code: public com.google.api.ads.adwords.axis.v201809.cm.AssetLink[] getLogoImages() {
          return logoImages;
      }
docs: Gets the logoImages value for this MultiAssetResponsiveDisplayAd.
  
  @return logoImages   * Logo image to be used in the ad. This ad format does not allow
  the creation of an image using
  the ImageAsset.imageData field. An imageAsset
  must first be created using the AssetService, and
  ImageAsset.assetId must be populated in this field.
  Valid image types are GIF, JPEG, and PNG.
  The minimum size is 128x128 and the aspect ratio
  must be 1:1 (+-1%). Optional. Support up to 5
  with landscapeLogoImages.
  <span class="constraint Selectable">This field
  can be selected using the value "MultiAssetResponsiveDisplayAdLogoImages".</span>