public Builder setNormalizedBoundingBox(
        com.google.cloud.videointelligence.v1.NormalizedBoundingBox.Builder builderForValue) {
      if (normalizedBoundingBoxBuilder_ == null) {
        normalizedBoundingBox_ = builderForValue.build();
      } else {
        normalizedBoundingBoxBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
<pre>
The normalized bounding box location of this object track for the frame.
</pre>

<code>.google.cloud.videointelligence.v1.NormalizedBoundingBox normalized_bounding_box = 1;
</code>
java-video-intelligence/proto-google-cloud-video-intelligence-v1/src/main/java/com/google/cloud/videointelligence/v1/ObjectTrackingFrame.java