post https://secure.nmi.com/api/v4/card_type
Never Use Real API Keys
Never use real API Keys when testing. The gateway allows Partners to create Test Merchant Accounts. Testing should always use keys from the Test Accounts and never keys from a Standard Account.
Usage
This endpoint will returndebit
,credit
,prepaid
,charge
, ordeferred_debit
. A card may returnunknown
if we can't recognize the card type provided. Or it may returnunavailable
if the service is offline.