data layer for e-commerce

index.html

<script>
  var dataLayer = window.dataLayer || [];

        dataLayer.push({
          'event': 'orderPlaced',
          'transactionId': 'FINANCING-ID',
          'transactionTotal': 'TOTAL-VALUE',
          'transactionProducts': [{
            'sku': 'ITEM-ID',
            'name': 'ITEM-NAME',
            'price': 'ITEM-VALUE',
            'quantity': 'ITEM-QUANTITY' ,
          }]
        });

        console.log(dataLayer);
</script>