dataLayer.push({ ecommerce: null }); dataLayer.push({ event: "view_item", ecommerce: { currency: "EUR", value: 0, items: [ { item_id: "24542", item_name: "Selective hrček - 350 g", discount: 0.82, index: 0, item_brand: "Supreme", item_category: "Supreme", item_category2: "Small Pets", item_category3: "Food for Small Pets", item_category4: "Food for Hamsters", price: 4.09, quantity: 1 } ] } });