/** The key of the configuration. e.g. 100 */
    String PAGING_SEARCH_PAGE_MAX_SIZE = "paging.search.page.max.size";

    /** The key of the configuration. e.g. -1 */
    String SEARCHLOG_AGG_SHARD_SIZE = "searchlog.agg.shard.size";

    /** The key of the configuration. e.g.  */
    String SEARCHLOG_REQUEST_HEADERS = "searchlog.request.headers";

    /** The key of the configuration. e.g. 100 */