buf.append(escapeJson(allRecordCountRelation));
            buf.append(',');
            buf.append("\"page_count\":");
            buf.append(allPageCount);
            buf.append(",\"highlight_params\":");
            buf.append(escapeJson(highlightParams));
            buf.append(",\"next_page\":");
            buf.append(escapeJson(nextPage));
            buf.append(",\"prev_page\":");