public com.google.cloud.visionai.v1.OccupancyCountingPredictionResult.Entity.Builder
          getEntityBuilder() {
        bitField0_ |= 0x00000008;
        onChanged();
        return getEntityFieldBuilder().getBuilder();
      }
<pre>
Entity of this box.
</pre>

<code>.google.cloud.visionai.v1.OccupancyCountingPredictionResult.Entity entity = 4;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/OccupancyCountingPredictionResult.java