curl --location --request POST '/passport/open/get_client_code' \
--header 'content-type: application/json' \
--header 'access-token: 0801121846735352506a356a6' \
--data '{"client_secret":"959c8hc1mB","client_key":"6jsnSAawkd"}'

{
  "data": {
    "captcha": "",
    "desc_url": "",
    "description": "",
    "client_code": "123456789"
  },
  "message": "success"
}