Monitor bus:
    dbus-monitor --profile "interface='nl.miqra.MediaCore.Hid'" --system

Call method on bus:
    dbus-send --system --dest=nl.miqra.MediaCore.Hid --print-reply --type=method_call /nl/miqra/MediaCore/Hid nl.miqra.MediaCore.Hid.SetColor byte:[r] byte:[g] byte:[b]

Rebuild make system:
    autoreconf -i