Generally speaking, credit cards are restricted when swiping cards. If the code is 62 words, there may be the following reasons:

1, POS machine does not support this kind of bank card, for example, use UnionPay POS machine to swipe visa card;

2. Credit card is controlled by bank risk. If cardholders use credit cards to cash out or other illegal operations, they are likely to be controlled by bank risks and restrict transactions. You must contact the issuing bank to handle it.