-**Single product/item**: Use the "Item ID", "Item Category", "Brand", "Number of Items", and "Price" fields.

-**Multiple products/items**: Use the "Products" field which accepts an array of products / items.

There are 2 ways to specify the total value of a purchase. This can be controlled using the "Track Purchase Value Per Product" field.

-**Price field**: Provide a single numeric value for the total purchase value via the "Price" field. This is the detault approach.

-**Calculate from Products field**: Calculate the total purchase value using the "Price" and "Number of Items" sub fields from the "Products" field.

To match visitor events with Snapchat ads, Snap requires that one or a combination of the following parameters are sent to the Conversions API:

- Email