1. Sitewide Meta JavaScript 

Allows you to make the most of the data customers share with you by placing first-party cookies to measure conversions 

2. Create dataLayer variable 

Go to Variable Tab

Create a dataLayer Variable to capture the ecommerce dataLayer value 'ecommere'

3. Create Purchase Tag

Create the purchase function in Custom HTML

Insert the below code

<script> var purchaseArray = {{DLV - Ecommerce}}; var purchaseProducts =[]; for (var i = 0; i < purchaseArray.items.length; i++) { var item = purchaseArray.items[i]; var newItem = { "item_id": item.item_id, "quantity": item.quantity }; purchaseProducts.push(newItem); } fbq('track', 'Purchase',{ value: purchaseArray.value, currency: 'AUD', contents: purchaseProducts, content_type: 'product' } ); </script>

Ensure that you fire your site wide tag before

Attach to the Purchase Complete Tag

4. Create View Product Tag

Create the purchase function in Custom HTML

Insert the below code

<script> var productView = {{DLV - Ecommerce}}; fbq("track",'ViewContent', { content_name: productView.items[0].item_name, content_type: "product", value: productView.items[0].price, currency: "AUD" }) </script>

Attach to the Purchase Complete tag