private static Map<String, Publication> decodePublications(String json) {
        Map<String, Publication> publications = ProxyUtil.convertToObject(json, PUBLICATIONS_TYPE);
        return (publications == null) ? new LinkedHashMap<>() : publications;
    }
Leaves only required fields for listing.
server/src/main/java/com/epam/aidial/core/server/service/PublicationService.java