BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:5f64e4c44ef409419e369d7f7d0cf85dhttps://www.olsd.org.uk
                        DTSTAMP:20260816T211106
                        DTSTART:TZID=20260816T211106
                        DTEND:TZID=20260816T211106
                        SUMMARY:Mass
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR