protected final Map<String, PropertyGateway> _epgMap = newHashMap();
    {
        setupEpg(_epgMap, et -> ((FavoriteLog) et).getCreatedAt(),
                (et, vl) -> ((FavoriteLog) et).setCreatedAt(DfTypeUtil.toLocalDateTime(vl)), "createdAt");
        setupEpg(_epgMap, et -> ((FavoriteLog) et).getDocId(), (et, vl) -> ((FavoriteLog) et).setDocId(DfTypeUtil.toString(vl)), "docId");

    protected <RESULT extends UserInfo> RESULT createEntity(Map<String, Object> source, Class<? extends RESULT> entityType) {
        try {
            final RESULT result = entityType.newInstance();
            result.setCreatedAt(toLocalDateTime(source.get("createdAt")));
            result.setUpdatedAt(toLocalDateTime(source.get("updatedAt")));
            return updateEntity(source, result);

                            favoriteLog.setUrl(favoriteUrl);
                            favoriteLog.setDocId(docId);
                            favoriteLog.setQueryId(queryId);
                            favoriteLog.setCreatedAt(systemHelper.getCurrentTimeAsLocalDateTime());
                        })) {
                            throw new WebApiException(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Failed to add url: " + favoriteUrl);