Two-letter ISO code representing the country of the card.
You could use this attribute to get a sense of the
international breakdown of cards you’ve collected.
If a CVC was provided, results of the check:
pass, fail, unavailable, or unchecked.
A result of unchecked indicates that CVC was provided but hasn’t
been checked yet.
Checks are typically performed when attaching a card to a Customer
object, or when creating a charge. For more details, see
Check if a card is valid without a charge.
https://support.stripe.com/questions/check-if-a-card-is-valid-without-a-charge
Uniquely identifies this particular card number.
You can use this attribute to check whether two customers who’ve
signed up with you are using the same card number, for example.
For payment methods that tokenize card information
(Apple Pay, Google Pay), the tokenized number might be provided
instead of the underlying card number.
Starting May 1, 2021, card fingerprint in India for Connect will
change to allow two fingerprints for the same card — one for India and
one for the rest of the world.
If the card number is tokenized, this is the method that was used.
Can be android_pay (includes Google Pay), apple_pay, masterpass,
visa_checkout, or null.