curl --location --request POST 'https://open.douyin.com/api/apps/ecpay/v3/saas/add_sub_merchant/' \
--header 'access-token;' \
--header 'Content-Type: application/json' \
--data-raw '{
"sub_merchant_id": "69560322266147130860",
"thirdparty_id": "ttc4a3b2154b83622f",
"url_type": 2,
"prod_id": 2,
"role": 1,
}'
{
"err_no": 0,
"err_msg": "string",
"log_id": "string",
"data": {
"url": "string",
"merchant_id": "string"
}
}