Update dbus.md
Added more examples
# DBUS examples
-## MPRIS
+## Play/Pause
-dbus-send ---system -print-reply --type=method_call --dest=org.mpris.MediaPlayer2.spotifyd /org/mpris/MediaPlayer2 org.mpris.MediaPlayer2.Player.Pause
+### Spotify
-## Bluetooth
+dbus-send --system --print-reply --type=method_call --dest=org.mpris.MediaPlayer2.spotifyd /org/mpris/MediaPlayer2 org.mpris.MediaPlayer2.Player.Pause
+### Bluetooth
dbus-send --system --print-reply --dest=org.bluez /org/bluez/hci0/dev_77_88_99_11_22_33 org.bluez.MediaControl1.Pause
dbus-send --system --print-reply --dest=org.bluez /org/bluez/hci0/dev_77_88_99_11_22_33 org.bluez.MediaControl1.Play
+
+## Metadata
+
+dbus-send --system --print-reply --dest=org.mpris.MediaPlayer2.raat /org/mpris/MediaPlayer2 org.freedesktop.DBus.Properties.Get string:'org.mpris.MediaPlayer2.Player' string:'Metadata'
+
+## Playback status
+
+dbus-send --system --print-reply --dest=org.mpris.MediaPlayer2.raat /org/mpris/MediaPlayer2 org.freedesktop.DBus.Properties.Get string:'org.mpris.MediaPlayer2.Player' string:'PlaybackStatus'
+
