docs: private Metric collectHistogram(MetricName dropwizardMetric, Histogram histogram) {
      String metricName =
          DropWizardUtils.generateFullMetricName(dropwizardMetric.getKey(), "histogram");
      String metricDescription =
          DropWizardUtils.generateFullMetricDescription(dropwizardMetric.getKey(), histogram);
      final AbstractMap.SimpleImmutableEntry<List<LabelKey>, List<LabelValue>> labels =
          DropWizardUtils.generateLabels(dropwizardMetric);
  
      return collectSnapshotAndCount(
          metricName,
          metricDescription,
          labels.getKey(),
          labels.getValue(),
          DEFAULT_UNIT,
          histogram.getSnapshot(),
          histogram.getCount());
    }