C:\Users\lcanady>curl -X POST --user "#75:xxxx" -H "Exec: @emit hi!" --head http://digibear.io:2222 -v
* Rebuilt URL to: http://digibear.io:2222/
*   Trying 104.248.181.56...
* TCP_NODELAY set
* Connected to digibear.io (104.248.181.56) port 2222 (#0)
* Server auth using Basic with user '#75'
> POST / HTTP/1.1
> Host: digibear.io:2222
> Authorization: Basic Izc1OnRoaXNpc25vdGZvcnU=
> User-Agent: curl/7.55.1
> Accept: */*
> Exec: @emit hi!
>
< HTTP/1.1 404 Not Found
HTTP/1.1 404 Not Found
< Content-type: text/plain
Content-type: text/plain
< Date: Fri Nov 22 23:46:33 2019
Date: Fri Nov 22 23:46:33 2019
< Exec: Error - Invalid target
Exec: Error - Invalid target
* Connection #0 to host digibear.io left intact