code: public com.google.cloud.datalabeling.v1beta1.LabelImageSegmentationOperationMetadataOrBuilder
        getImageSegmentationDetailsOrBuilder() {
      if (detailsCase_ == 15) {
        return (com.google.cloud.datalabeling.v1beta1.LabelImageSegmentationOperationMetadata)
            details_;
      }
      return com.google.cloud.datalabeling.v1beta1.LabelImageSegmentationOperationMetadata
          .getDefaultInstance();
    }
docs: <code>
  .google.cloud.datalabeling.v1beta1.LabelImageSegmentationOperationMetadata image_segmentation_details = 15;
  </code>