Update a customer's payment method
PATCH {{base_url}}/api/1.0/customers/:customer_id/payment-methods/:payment_method_id
When you use this request to update a customer's payment method, the payment method can't be used by the merchant to initiate transactions any more. This payment method can be used only when the customer is on the checkout page.
Full documentation: Merchant API - Update a customer's payment method
Request Body
{"saved_for"=>"CUSTOMER"}