in packages/search-ui-app-search-connector/src/AppSearchAPIConnector.ts [56:63]
function removeEmptyFacetsAndFilters(options) {
const { facets, filters, ...rest } = options;
return {
...(facets && Object.entries(facets).length > 0 && { facets }),
...(filters && Object.entries(filters).length > 0 && { filters }),
...rest
};
}