export function useMapKeys <T = any> (entry: QueryableStorageEntry<'promise'> | null | false | undefined, params?: unknown[] | null, { transform }: Options<T> = {}, at?: string | null | false): T[] | undefined {
  const [state, setState] = useState<T[] | undefined>();
  const checkRef = useRef<string | null>(null);

  useEffect((): void => {