Example

http://calendarserver/get_guids.wcap
               ?guidCount=10
               &fmt-out=text/calendar

BEGIN:VCALENDAR
 VERSION:6.0
  PRODID:SunONE Calendar Server 6.0
 X-NSCP-GUID0:e5e4b537465600000b000000c3000000
 X-NSCP-GUID1:e5e4b537d47900000c000000c3000000
 X-NSCP-GUID2:e5e4b537961400000d000000c3000000
 X-NSCP-GUID3:e5e4b5373d3a00000e000000c3000000
 X-NSCP-GUID4:e5e4b537f31400000f000000c3000000
 X-NSCP-GUID5:e5e4b5378259000010000000c3000000
 X-NSCP-GUID6:e5e4b537b026000011000000c3000000
 X-NSCP-GUID7:e5e4b537c263000012002002c3000000
 X-NSCP-GUID8:e5e4b537241f000013000000c3000000
 X-NSCP-GUID9:e5e4b537e733000014000000c3000000
 END:VCALENDAR