{ "mch_id": "40241017000009****", "account_no": "8128241021029001" }
curl --location 'https://cwallet-openapi-ewtest.lianlianpay.com/token/v1/account/security' \ --header 'Content-Type: application/json' \ --data '{ "mch_id": "40241017000009****", "account_no": "8128241021029001" }'
{ "security_code": "NDk4", "bank_card_no": "4040450011269942", "bank_card_expire_time": "0525", "ret_code": "0000", "ret_msg": "交易成功" }