import { LocalStore, LocalWallet } from './LocalKeyStore';
export interface LocalStringStoreStorage {
    readonly setItem: (key: string, value: string) => Promise<void>;
    readonly getItem: (key: string) => Promise<string>;
    readonly removeItem: (key: string) => Promise<void>;
    readonly getAllKeys: () => Promise<readonly string[]>;
}
export declare class LocalStringStore implements LocalStore {
    readonly storage: LocalStringStoreStorage;
    constructor(storage: LocalStringStoreStorage);
    getWallets(): Promise<readonly LocalWallet[]>;
    saveWallet(wallet: LocalWallet): Promise<void>;
    deleteWallet(wallet: LocalWallet): Promise<void>;
    private getKey;
}