docs: private Map<String, Object> parseTSUIDsList(HttpQuery query) {
      final HashMap<String, Object> map = new HashMap<String, Object>();
      map.put("treeId", parseTreeId(query, true));
      
      final String tsquery = query.getQueryStringParam("tsuids");
      if (tsquery != null) {
        final String[] tsuids = tsquery.split(",");
        map.put("tsuids", Arrays.asList(tsuids));
      }
      
      return map;
    }