[ { "interfaces":["org.asamk.Signal"]} , { "interfaces":["org.asamk.Signal$Configuration"]} , { "interfaces":["org.asamk.Signal$Device"]} , { "interfaces":["org.asamk.Signal$Group"]} , { "interfaces":["org.asamk.SignalControl"]} , { "interfaces":["org.freedesktop.dbus.interfaces.DBus"]} ]