dataLayer.push({ ecommerce: null }); dataLayer.push({ event: "view_item", ecommerce: { currency: "EUR", value: 0, items: [ { item_id: "26719", item_name: "Tropical Guppy - 100 ml /20 g", discount: 0.00, index: 0, item_brand: "Tropical", item_category: "Fish", item_category2: "Fish Food", item_category3: "Food for Tropical Fish", price: 4.29, quantity: 1 } ] } });