Billing details must not be null if the collection mode is manual
You are attempting to set collection mode as manual without Billing Details being provided
| Error Message | billing_details must be non null if collection_mode=manual |
| Error Code | transaction_billing_details_object_required |
| Status Code | 400 |
Common causes
Billing Details have not been defined when the Collection Mode is manual
Solutions
Set the Collection Mode to automatic
Add Billing Details to your request