notificationPreparedAt property
DateTime
notificationPreparedAt
Implementation
DateTime get notificationPreparedAt =>
_getAttribute<DateTime>(kNotificationPreparedAt, DateTime(0));
pass null
to remove key from attributes
Implementation
set notificationPreparedAt(DateTime? x) => (x == null)
? _attributes.remove(kNotificationPreparedAt)
: _attributes[kNotificationPreparedAt] = x.toIso8601String();