{
"mch_id": "12334",
"merchant_name": "xxx"
}curl --location -g --request POST 'http://127.0.0.1/cgi-bin/externalpay/addmerchant?access_token={{accesstoken}}' \
--header 'Content-Type: application/json' \
--data-raw '{
"mch_id": "12334",
"merchant_name": "xxx"
}'{
"errcode": 0,
"errmsg": "ok"
}