docs: public ListWebhooksResult withWebhooks(ListWebhookItem... webhooks) {
          if (this.webhooks == null) {
              setWebhooks(new java.util.ArrayList<ListWebhookItem>(webhooks.length));
          }
          for (ListWebhookItem ele : webhooks) {
              this.webhooks.add(ele);
          }
          return this;
      }