<node name="/org/freedesktop/Problems2/Task/xxx">

  <interface name="org.freedesktop.Problems2.Task">

    <method name="Start">

      <arg type="a{sv}" name="options" direction="in"/>

    </method>

    <method name="Cancel">

      <arg type="i" name="flags" direction="in"/>

    </method>

    <method name="Finish">

      <arg type="a{sv}" name="results" direction="out"/>

      <arg type="i" name="code" direction="out"/>

    </method>

    <property name="Details" type="a{sv}" access="read"/>

    <property name="Status" type="i" access="read">

      <annotation name="org.freedesktop.DBus.Property.EmitsChangedSignal" value="true"/>

    </property>

  </interface>

</node>