不带值：默认返回取payurl跳转值=1 返回json格式(收款户名，

Without value: By default, the return <br>value of payurl is 1 and the json format (receiving account name, receiving bank, receiving branch, receiving account number, order amount) is returned (for actual content, please refer to the payment return instructions)

Without value: Returns payurl jump by default<br>Value: 1 Return to jason format (receiving account name, collection bank, collection branch, collection account number, order amount) (actual content please refer to the payment return instructions)

Without value: return by default and jump with payurl<br>Value = 1, return JSON format (payee account name, payee bank, payee branch, payee account number, order amount) (please refer to the payment return instructions for the actual content)<br>