docs: public ListReviewPolicyResultsForHITRequest withPolicyLevels(String... policyLevels) {
          if (this.policyLevels == null) {
              setPolicyLevels(new java.util.ArrayList<String>(policyLevels.length));
          }
          for (String ele : policyLevels) {
              this.policyLevels.add(ele);
          }
          return this;
      }