export type DeviceType = 'web' | 'mobile' | 'desktop';
export declare class UserDevice {
    id: string;
    tenant_id: string;
    user_id: string;
    device_type: DeviceType;
    device_token: string;
    device_name: string | null;
    browser: string | null;
    browser_version: string | null;
    os: string | null;
    os_version: string | null;
    is_active: boolean;
    last_used_at: Date;
    created_at: Date;
}