@SuppressWarnings({"rawtypes"})
    protected com.google.protobuf.MapFieldReflectionAccessor internalGetMutableMapFieldReflection(
        int number) {
      switch (number) {
        case 6:
          return internalGetMutableAdTagMacros();
        default:
          throw new RuntimeException("Invalid map field number: " + number);
      }
    }
<pre>
Metadata for a live session. The session expires 5 minutes after the client
stops fetching the session's playlists.
</pre>

Protobuf type {@code google.cloud.video.stitcher.v1.LiveSession}
java-video-stitcher/proto-google-cloud-video-stitcher-v1/src/main/java/com/google/cloud/video/stitcher/v1/LiveSession.java