docs: public DescribeEventAggregatesResult withEventAggregates(EventAggregate... eventAggregates) {
          if (this.eventAggregates == null) {
              setEventAggregates(new java.util.ArrayList<EventAggregate>(eventAggregates.length));
          }
          for (EventAggregate ele : eventAggregates) {
              this.eventAggregates.add(ele);
          }
          return this;
      }