public Builder mergeFrom(com.google.cloud.video.stitcher.v1.RequestMetadata other) {
      if (other == com.google.cloud.video.stitcher.v1.RequestMetadata.getDefaultInstance())
        return this;
      if (other.hasHeaders()) {
        mergeHeaders(other.getHeaders());
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
Metadata for an ad request.
</pre>

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