import type { StashItemInterface, StashItemOptions, StashListener } from './types.js';
/**
 * Represents a Stash Item that allows storing and managing data.
 */
export declare class StashItem<TData = unknown> implements StashItemInterface<TData> {
    #private;
    constructor(options: StashItemOptions<TData>);
    getItem(): TData | null;
    setItem(value: TData): void;
    removeItem(): void;
    subscribe(listener: StashListener<TData>): import("./types.js").UnsubscribeFunction;
}