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TZID:America/Sao_Paulo
BEGIN:STANDARD
DTSTART:20260131T100000
TZOFFSETFROM:-0300
TZOFFSETTO:-0300
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TZID:UTC
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DTSTART:20260110T115042
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DTSTAMP:20261007T115042Z
DTSTART;TZID=America/Sao_Paulo:20261028T100000
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SUMMARY:[Webinar] WhatsApp Business API: alternativas para a nova cobrança
  de mensagens da Meta
CLASS:PUBLIC
LOCATION:https://youtube.com/live/PbCXbTeS2vA
END:VEVENT
END:VCALENDAR