<?xml version="1.0" encoding="UTF-8"?>
<MPD type="static" duration="1s" mediaPresentationDuration="PT1S">
 <Period>
  <SegmentTemplate startNumber="0" timescale="1000" media="sq/$Number$">
   <SegmentTimeline>
    <S d="1000"/>
   </SegmentTimeline>
  </SegmentTemplate>
  <AdaptationSet id="0" mimeType="application/mp4" subsegmentAlignment="true">
   <Role schemeIdUri="urn:mpeg:DASH:role:2011" value="forced-subtitle"/>
   <Representation id="0" codecs="stpp.ttml.im1t" bandwidth="16">
    <BaseURL>https://test.com/0</BaseURL>
   </Representation>
  </AdaptationSet>
  <AdaptationSet id="0" mimeType="application/mp4" subsegmentAlignment="true">
     <Role schemeIdUri="urn:mpeg:DASH:role:2011" value="forced_subtitle"/>
     <Representation id="0" codecs="stpp.ttml.im1t" bandwidth="16">
      <BaseURL>https://test.com/0</BaseURL>
     </Representation>
    </AdaptationSet>
  <AdaptationSet id="0" mimeType="application/ttml+xml" subsegmentAlignment="true">
   <Representation id="0" bandwidth="16">
    <BaseURL>https://test.com/0</BaseURL>
   </Representation>
  </AdaptationSet>
 </Period>
</MPD>
