| RespCode | reason.code | reason.text    |
| -------- | :---------- | -------------- |
| 00         | 00          | 成功           |
|P5  | USER_KYC_NOT_QUALIFIED | User is not qualified for the KYC verification. |
|P5  | MERCHANT_NOT_REGISTERED | The merchant is not registered. |
|P5  | USER_PAYMENT_VERIFICATION_FAILED | User fails to pass the payment verification in the methods like OTP, PIN and so on. |
|P5  | INVALID_CONTRACT | The contract is invalid. |
|P5  | USER_STATUS_ABNORMAL | The user status is abnormal. |
|P5  | UNAVAILABLE_PAYMENT_METHOD | The payment method is unavailable. |
|P5  | PAYMENT_IN_PROCESS | The payment is being processed. |
|P5  | RISK_REJECT | The request is rejected because of the risk control. |
|P5  | BUSINESS_NOT_SUPPORT | The payment business is not supported. |
|P5  | INVALID_TOKEN | The access token is invalid. |
|P5  | EXPIRED_ACCESS_TOKEN | The access token is expired. |
|P5  | REPEAT_REQ_INCONSISTENT | Repeated requests are inconsistent. |
|P5  | ORDER_IS_CLOSED | The order is closed. |
|P5  | CURRENCY_NOT_SUPPORT | The currency is not supported. |
|P5  | USER_BALANCE_NOT_ENOUGH | The user balance is not enough for the payment. |
|P5  | USER_AMOUNT_EXCEED_LIMIT | The payment amount exceeds the payment limit that is specified by the user's digital wallet. |
|P5  | PAYMENT_AMOUNT_EXCEED_LIMIT | The payment amount exceeds the limit that is specified by Alipay+. |
|P5  | PAYMENT_COUNT_EXCEED_LIMIT | The number of payments exceeds the limit. |
|P5  | USER_NOT_EXIST | The user does not exist. |
| P5 | UNKNOWN_EXCEPTION | An API call failed, which is caused by unknown reasons. |
| P5 | PROCESS_FAIL | A general business failure occurred. Do not retry. |
| P5 | PARAM_ILLEGAL | Illegal parameters. For example, non-numeric input, invalid date. |