export interface ARBanner {
    readonly title: string;
    readonly subtitle: string;
    readonly button: 'Visit';
}
export declare abstract class ARViewer {
    modelUrl: string | null;
    banner: ARBanner | null;
    constructor();
    abstract start(): void;
    abstract get nodeType(): string;
    abstract get device(): string;
    get composedActionURL(): string;
}