<?xml version="1.0" encoding="UTF-8"?>
<tsduck>
  <_descriptors>

    <dtg_service_attribute_descriptor>
      <!-- One per service -->
      <service service_id="uint16, required"
               numeric_selection="bool, required"
               visible_service="bool, required"/>
    </dtg_service_attribute_descriptor>

  </_descriptors>
</tsduck>
