docs: public Pager<Discussion> getMergeRequestDiscussionsPager(Object projectIdOrPath, Integer mergeRequestIid, int itemsPerPage) throws GitLabApiException {
          return (new Pager<Discussion>(this, Discussion.class, itemsPerPage, null,
                "projects", getProjectIdOrPath(projectIdOrPath), "merge_requests", mergeRequestIid, "discussions"));
      }