Authorization: ********************{
"gateway": "string",
"key": "string",
"mch_id": "string"
}curl --location --request POST '/pro/admin/payment/config/epay' \
--header 'Authorization: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
"gateway": "string",
"key": "string",
"mch_id": "string"
}'{
"code": 0,
"data": null,
"message": "string"
}