import { IkasOrderLineItem, IkasProduct } from "../../storefront-models/src";
export declare function gtm_addToCart(item: IkasProduct | IkasOrderLineItem, quantity: number, product?: IkasProduct): {
    event: string;
    ecommerce: {
        items: {
            item_name: any;
            item_id: any;
            price: any;
            item_brand: any;
            item_category: any;
            item_category_2: any;
            item_category_3: any;
            item_category_4: any;
            item_variant: any;
            item_list_name: string;
            item_list_id: string;
            index: number;
            quantity: number;
        }[];
        cart: import("../../storefront-models/src").IkasCart | null;
    };
} | undefined;