docs: @Override
      public List<NodeInstanceLog> findNodeInstances(long processInstanceId, String nodeId) {
          EntityManager em = getEntityManager();
          Query query = em
              .createQuery("FROM NodeInstanceLog n WHERE n.processInstanceId = :processInstanceId AND n.nodeId = :nodeId ORDER BY date,id")
                  .setParameter("processInstanceId", processInstanceId)
                  .setParameter("nodeId", nodeId);
          return executeQuery(query, em, NodeInstanceLog.class);
      }