BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:9e303564fd95081d123ffff13c0ef1d1https://www.olsd.org.uk
                        DTSTAMP:20260614T173018
                        DTSTART:TZID=20250610T093000
                        DTEND:TZID=20250610T100000
                        SUMMARY:Morning Mass
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR