wpay
, wpay1
, wpay2
, or wpay3
. We will inform you
in which instance your account has been set up.private_key.pem
that is kept in the same folder next to the code. You could
store this key in an environment variable or a secure vault.
metadata
and cart_items
in the token to prevent the values being manipulated during a frontend client session.
Alternatively, these can be stored in a Checkout session.cart_items
and metadata
.
This removes the need to pin them or pass as a parameter to Embed.