declare function showNotification(data: any): void;
declare function subscribeUserPush(swFilePath: string, gaId: string): Promise<void>;
declare function sendNotification(notificationData: any): Promise<any>;
declare function getSubscriptionStatus(): Promise<{
    subscribed: boolean;
    sub: object;
} | {
    subscribed: boolean;
    sub: null;
}>;
export { subscribeUserPush, sendNotification, getSubscriptionStatus, showNotification };