dataLayer.push({ ecommerce: null }); dataLayer.push({ event: "view_item", ecommerce: { currency: "EUR", value: 0, items: [ { item_id: "30759", item_name: "JBL Prosilent Aeras Micro S3", discount: 0.00, index: 0, item_brand: "JBL", item_category: "JBL", item_category2: "Fish", item_category3: "Aquarium Equpment", item_category4: "Miscellaneous", price: 2.49, quantity: 1 } ] } });