EEC- GA4 - add_to_cart

window.dataLayer = window.dataLayer || [];
window.dataLayer.push({
  event: 'add_to_cart',             // name of the event. In this case, it always must be add_to_cart
  userId: '123abc' // this should be replaced by actual user ID and cannot be PII e.g. email address or IP address
  ecommerce: {
    items: [{                           // an array with a product (or multiple products) that was added to a cart
      item_name: 'Product 1',           // insert an actual product name
      item_id: 'product1',              // insert an actual product ID
      price: '11.99',                   // insert an actual product price. Number or a string. Don't include currency code
      item_brand: 'brand A',            // insert an actual product price
      item_category: 'Apparel',         // insert an actual product top-level category
      index: 1,                         // if a product is added to cart directly from product list, add the position in the list here
      quantity: '1'                     // product quantity of how many products were added to a cart
    }]
  }
});