...
POST /client-id/{client_id}/merchants/login
POST /client-id/{client_id}widget/init
POST /client-id/{client_id}/apply
GET /client-id/{client_id}/terms-and-conditions
POST /client-id/{client_id}/information
POST /client-id/{client_id}/accounts/:{account_number}/calculate-interest
POST /client-id/{client_id}/account/{account_number}/verify
POST /client-id/{client_id}/authorization
...