You can send items array with the following events
| Event Name | Ecommerce Activity |
| view_item_list | Product Impressions |
| select_item | Product Clicks |
| view_item | Product Detail Impressions |
| add_to_cart | Add to Cart |
| remove_from_cart | Remove From Cart |
| view_promotion | Promotion Impressions |
| select_promotion | Promotion Clicks |
| purchase | Purchases |
| refund | Refunds |
| begin_checkout | Checkout – Step 1 |
| add_payment_info | Checkout – Add Payment Details Info |
| add_shipping_info | Checkout – Add Shipping Details Info |