private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.video.stitcher.v1.Slate.GamSlate,
            com.google.cloud.video.stitcher.v1.Slate.GamSlate.Builder,
            com.google.cloud.video.stitcher.v1.Slate.GamSlateOrBuilder>
        getGamSlateFieldBuilder() {
      if (gamSlateBuilder_ == null) {
        gamSlateBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.video.stitcher.v1.Slate.GamSlate,
                com.google.cloud.video.stitcher.v1.Slate.GamSlate.Builder,
                com.google.cloud.video.stitcher.v1.Slate.GamSlateOrBuilder>(
                getGamSlate(), getParentForChildren(), isClean());
        gamSlate_ = null;
      }
      return gamSlateBuilder_;
    }
<pre>
gam_slate has all the GAM-related attributes of slates.
</pre>

<code>.google.cloud.video.stitcher.v1.Slate.GamSlate gam_slate = 3;</code>
java-video-stitcher/proto-google-cloud-video-stitcher-v1/src/main/java/com/google/cloud/video/stitcher/v1/Slate.java