import type { ICache, ICacheItem, ICacheItems } from './cache.interface';
export declare function addItem(item: ICacheItem, cache?: ICache, replace?: boolean): ICache;
export declare function findItem(itemId: string, cache?: ICache): import("../../..").IActivity | undefined;
export declare function removeItem(itemId: string, cache: ICache): ICache;
export declare function flattenCache(cache?: ICache): ICacheItems;
