Overview
This sets the merchant-level default return URL for hosted checkout. It is used when an invoice does not supplypayment_return_url.
Authentication
Requires merchant auth:x-api-key(server-to-server), orAuthorization: Bearer <jwt>(dashboard session)
Request
Get the default return URL
Update the default return URL
Clear the default return URL
Response
Errors
400invalid return URL (must be HTTPS)401missing/invalid dashboard bearer token404merchant not found

