export declare class Notification {
    id: string;
    user_id: string;
    tenant_id: string;
    template_id: string | null;
    type: string;
    channel: string;
    title: string;
    message: string;
    data: Record<string, any> | null;
    action_url: string | null;
    is_read: boolean;
    read_at: Date | null;
    delivery_status: string;
    sent_at: Date | null;
    created_at: Date;
}