What should I do if Payment Order execution fails?
1. If you receive a return status code of 422 with the message 'You do not have enough payments', this means that you are trying to make a payment exceeding your Payment Order Limit.
2. Perform one-time bank account registration using Create a Bank Account;
3. Then, execute create a payment order API again after three (3) working days.
4. The payment will be settled to the recipient in one (1) working day except for Federal holidays.