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

    <network_change_notify_descriptor>
      <!-- One per cell -->
      <cell cell_id="uint16, required">
        <!-- One per network change -->
        <change network_change_id="uint8, required"
                network_change_version="uint8, required"
                start_time_of_change="YYYY-MM-DD hh:mm:ss, required"
                change_duration="hh:mm:ss, required"
                receiver_category="uint3, required"
                change_type="uint4, required"
                message_id="uint8, required"
                invariant_ts_tsid="uint16, optional"
                invariant_ts_onid="uint16, optional"/>
      </cell>
    </network_change_notify_descriptor>

  </_descriptors>
</tsduck>
