ANNOUNCE rtsp://media.server.com/media/synthesizer RTSP/1.0
CSeq:4
Session:12345678
Content-Type:application/mrcp
Content-Length:456

SPEAK 543257 MRCP/1.0
Kill-On-Barge-In:false
Voice-gender:neutral
Voice-category:teenager
Prosody-volume:medium
Content-Type:application/synthesis+ssml
Content-Length:104

<?xml version="1.0"?>
<speak>
<paragraph>
       <sentence>You have 4 new messages.</sentence>
       <sentence>The first is from <say-as
       type="name">Stephanie Williams</say-as> <mark
name="Stephanie"/>
       and arrived at <break/>
       <say-as type="time">3:45pm</say-as>.</sentence>

       <sentence>The subject is <prosody
       rate="-20%">ski trip</prosody></sentence>
</paragraph>
</speak>
