How to setup Wallee for your Shopify store and collect payments via Peach payments' Open Payment Platform
Document with all steps is attached.
What you would need :
1. Setup your Wallee account
2. Connect your Shopify store
3. Enter Peach payments API credentials
a. Entity ID
b. User ID
c. User password
4. Test cards available here
Please check with firstname.lastname@example.org before going ahead with the Wallee setup process.