docs: public CreateWebhookRequest withFilterGroups(java.util.List<WebhookFilter>... filterGroups) {
          if (this.filterGroups == null) {
              setFilterGroups(new java.util.ArrayList<java.util.List<WebhookFilter>>(filterGroups.length));
          }
          for (java.util.List<WebhookFilter> ele : filterGroups) {
              this.filterGroups.add(ele);
          }
          return this;
      }