BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:ca12a0e16c43ce876a8e7beab56d9a0bhttps://www.olsd.org.uk
                        DTSTAMP:20260921T203740
                        DTSTART:TZID=20260921T203740
                        DTEND:TZID=20260921T203740
                        SUMMARY:
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR