If you want to play this stream with VLC, you can create a batch file and double click on it
the same as you do with .m3u8 file.
Code:
C:\>streamlink.exe --http-header "User-Agent=Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:57.0) Gecko/20100101 Firefox/57.0" --http-no-ssl-verify hlsvariant://"https://wsmc.streamon.fm/hls/WSMC.m3u8?version=3&_r=1a49lngufke" best
[cli][info] Found matching plugin hls for URL hlsvariant://https://wsmc.streamon.fm/hls/WSMC.m3u8?version=3&_r=1a49lngufke
[cli][info] Available streams: 32k (worst, best)
[cli][info] Opening stream: 32k (hls)
[stream.hls][error] Failed to open segment 1: Unable to open URL: https://wsmc.streamon.fm/hls/stream/streamon-perm/WSMC-32k-93943452.937597-93943453.aac (403 Client Error: Forbidden for url: https://wsmc.streamon.fm/hls/stream/streamon-perm/WSMC-32k-93943452.937597-93943453.aac)
[cli][info] Starting player: C:\P\VLC\vlc.exe
Plays dispite "Forbidden" error message.