final ChatMessage assistantMessage = ChatMessage.assistantMessage(llmResponse.getContent());
            addSourcesToMessage(assistantMessage, searchResults, contextPath, searchResult.getQueryId(), searchResult.getRequestedTime());

            session.addMessage(assistantMessage);

            logger.info("[RAG] Chat completed. sessionId={}, intent={}, sourcesCount={}, elapsedTime={}ms", session.getSessionId(),

            final boolean partial = data.isPartialResults();
            final String searchQuery = data.getSearchQuery();
            final long requestedTime = data.getRequestedTime();

            buf.append("\"q\":");
            buf.append(escapeJson(query));
            buf.append(",\"query_id\":");
            buf.append(escapeJson(queryId));
            buf.append(",\"exec_time\":");