final Terms termFacet = (Terms) aggregation;
                fieldList.add(new Field(termFacet));
            } else if (aggregation.getName().startsWith(Constants.FACET_QUERY_PREFIX)) {
                final Filter queryFacet = (Filter) aggregation;
                final String encodedQuery = queryFacet.getName().substring(Constants.FACET_QUERY_PREFIX.length());