/usr/bin/mono-upnp-simple-media-server is in mono-upnp-bin 0.1.2-2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 | #!/bin/sh
exec mono "/usr/lib/mono-upnp/Mono.Upnp.Dcp.MediaServer1.FileSystem.ConsoleServer.exe" "$@"
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