from system32 run cmd (administrator) then type:
dism.exe /online /norestart /add-package /"packagepath:C:\Windows\servicing\Packages\Microso ft-Windows-Media-Format-Package~31bf3856ad364e35~amd64~~6.2.9200.16384.mum " /ignorecheck

Now Mezzmo can run without the desktop experience on windows server.

(Microsoft-Windows-Media-Format-Package~31bf3856ad364e35~amd64~~x.x.xxxx.xxxx.mum may be different on you server version)