docs: public ModifyTargetGroupResult withTargetGroups(TargetGroup... targetGroups) {
          if (this.targetGroups == null) {
              setTargetGroups(new java.util.ArrayList<TargetGroup>(targetGroups.length));
          }
          for (TargetGroup ele : targetGroups) {
              this.targetGroups.add(ele);
          }
          return this;
      }