import MemoryStorage from '@arc-publishing/sdk-subs-core/lib/utils/memoryStorage';
import CookieStorage from '@arc-publishing/sdk-subs-core/lib/utils/cookieStorage';
export declare function getOptions(options?: any): Promise<any>;
export declare function getValidURL(url?: string): string | undefined;
export declare const initStorage: (baseDomain?: string) => MemoryStorage | CookieStorage | Storage;