Create a card

curl --request POST \
  --url https://commerce1.on-hellgate.dev/customers/{customer_id}/cards \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "cardholder_name": "<string>",
  "expiration_month": 123,
  "expiration_year": 123,
  "masked_card_number": "<string>",
  "provider": "<string>",
  "token": "<string>"
}
'

{
  "cardholder_name": "<string>",
  "expiration_month": 123,
  "expiration_year": 123,
  "masked_card_number": "<string>",
  "provider": "<string>",
  "status": "<string>",
  "token": "<string>"
}