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{
id: (string or numeric) - this is used to uniquely identify an event,
color: (hex or RBG/RGBA value) - this sets the event color on the calendar,
from: (utc timestamp) - start date/time of event e.g. '2019-05-05T13:00:00+00:00',
to: (utc timestamp) - end date/time of event e.g. '2019-05-05T20:00:00+00:00',
title: (string) - name of event
}