[root@Sailfish nemo]# dbus-send --system --print-reply --type=method_call --dest=org.ofono /ril_0 org.ofono.Modem.GetProperties
Error org.freedesktop.DBus.Error.UnknownMethod: Method "GetProperties" with signature "" on interface "org.ofono.Modem" doesn't exist

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Same exact response when ran as nemo