@property<EOL><INDENT>def customer_card_id(self):<DEDENT>
return self._customer_card_id<EOL>
Gets the customer_card_id of this ChargeRequest.
The ID of the customer card on file to charge. Do not provide a value for this field if you provide a value for `card_nonce`.  If you provide this value, you _must_ also provide a value for `customer_id`.

:return: The customer_card_id of this ChargeRequest.
:rtype: str