export declare class StateBag {
    protected statebag: string;
    constructor(statebag?: string);
    /** Writes a value to the statebag. Replicated values set from the client are send to the server for validation. */
    set(key: string, value: unknown, replicated?: boolean): Promise<boolean>;
    /** Returns a value from the statebag. */
    get<T = unknown>(key: string): T | undefined;
    /** Returns if a key exists on the statebag. */
    has(key: string): boolean;
    /** Returns an array of all keys on the statebag. */
    keys(): string[];
}