<CreateItem>
  <Calendar Id="12345"/>
  <Items>
    <!--Items represented as ICalendar in XML>
    <icalendar xmlns="urn:ietf:params:xml:ns:icalendar-2.0">
    <vcalendar>
    <properties>
      <version><text>2.0</text></version>
    </properties>
    <components>
      <vevent>
      <properties>
        <dtstart>20100517T080000Z</dtstart>
        <dtend>20100517T170000Z</dtend>
        <summary>
          <text>Rate info May 17-21, 2010</text>
        </summary>
        <uid>
          <text>4088E990AD89CB3DBB484909</text>
        </uid>
      </properties>
      </vevent>
    </components>
    </vcalendar>
    </icalendar>
  </Items>
</CreateItem>