private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration,
            com.google.protobuf.Duration.Builder,
            com.google.protobuf.DurationOrBuilder>
        getEndTimeOffsetFieldBuilder() {
      if (endTimeOffsetBuilder_ == null) {
        endTimeOffsetBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration,
                com.google.protobuf.Duration.Builder,
                com.google.protobuf.DurationOrBuilder>(
                getEndTimeOffset(), getParentForChildren(), isClean());
        endTimeOffset_ = null;
      }
      return endTimeOffsetBuilder_;
    }
<pre>
Ad break end time in seconds relative to the start of the VOD asset.
</pre>

<code>.google.protobuf.Duration end_time_offset = 3;</code>
java-video-stitcher/proto-google-cloud-video-stitcher-v1/src/main/java/com/google/cloud/video/stitcher/v1/VodSessionAdBreak.java