docs: public Optional<MergeRequest> getOptionalMergeRequest(Object projectIdOrPath, Integer mergeRequestIid) {
          try {
              return (Optional.ofNullable(getMergeRequest(projectIdOrPath, mergeRequestIid)));
          } catch (GitLabApiException glae) {
              return (GitLabApi.createOptionalFromException(glae));
          }
      }