docs: public GetCrawlerMetricsResult withCrawlerMetricsList(CrawlerMetrics... crawlerMetricsList) {
          if (this.crawlerMetricsList == null) {
              setCrawlerMetricsList(new java.util.ArrayList<CrawlerMetrics>(crawlerMetricsList.length));
          }
          for (CrawlerMetrics ele : crawlerMetricsList) {
              this.crawlerMetricsList.add(ele);
          }
          return this;
      }