{
"external_userid": "wmAAAAAAA"
}
curl --location --request POST 'http://127.0.0.1/cgi-bin/externalcontact/to_service_external_userid?access_token=ACCESS_TOKEN' \
--header 'Content-Type: application/json' \
--data-raw '{
"external_userid": "wmAAAAAAA"
}'
{
"errcode": 0,
"errmsg": "string",
"external_userid": "string"
}