BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:e95385d1bb6dc486e39e21dc5a919e21https://gba-vietnam.org
                        DTSTAMP:20260719T181739
                        DTSTART:TZID=20260719T181739
                        DTEND:TZID=20260719T181739
                        SUMMARY:Business Thursday Hanoi hosted by GBA
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR