Upgrading From 3.15 To 3.16

customerIpAddress field

Saleor 3.16 added customerIpAddress to TRANSACTION_INITIALIZE_SESSION and TRANSACTION_PROCESS_SESSION webhooks.

This field is calculated based on the request’s IP address. It might be consumed by Payment App and passed to a payment provider for fraud checking.

To see an example how customerIpAddress might be consumed by a Payment App, see Adyen App docs