gtag('event', 'view_item', { "items": [{ "item_id": "PR2-300-C", "item_name": "300 Liter TWL Pufferspeicher PR2-300 2 Wärmetauscher 100mm Isolierung Heizung", "item_brand": "TWL-Technologie GmbH", "item_category": "", "price": 989.00 }]});