public static com.google.cloud.video.stitcher.v1.Slate.GamSlate getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }
<pre>
Output only. The identifier generated for the slate by GAM.
</pre>

<code>int64 gam_slate_id = 2 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>

@return This builder for chaining.
java-video-stitcher/proto-google-cloud-video-stitcher-v1/src/main/java/com/google/cloud/video/stitcher/v1/Slate.java