View difference between Paste ID: g63wuLQD and cb5LaCJ6

 window.dataLayer = window.dataLayer || [];
 window.dataLayer.push({
   event: 'select_item',  			// name of the event. In this case, it always must be select_item
   ecommerce: {
     items: [{							// an array with the selected product
       item_name: 'Product 1',           // insert an actual product name
       item_id: 'product1',              // insert an actual product ID / SKU
-      currency: 'EUR', // insert currency here with the correct format 'USD' 'GBP' 'EUR' etc.
+      currency: 'USD', // insert currency here with the correct format 'USD' 'GBP' 'EUR' etc.
       price: '11.99',                   // insert an actual product price. Number or a string. Don't include currency code
       item_category: 'Blankets',         // insert an actual product top-level category, if it is possible to drill down the categories (e.g. Apparel, then T-shirt, then Men), use item_category2, etc. Can use from item_category up to item_category5
       item_category2: 'Silk',
       item_list_name: 'Homepage', // insert the name of the list where the product is currently displayed
       index: 1,                         // insert product's position in that list
       quantity: '1'                     // product quantity. In case of select_item, it will usually be equal to 1
     }]
   }
 });