calendar event properties cancelledOccurrences and exceptionOccurrences return in v1.0 API but per your documentation, they are only in beta, and have been stuck there for years. Can you confirm that these properties have been put into GA? Are we ok to use these properties in production applications?
First example shows a normal recurring series, with no exceptions, returns empty array. Second example shows a recurring series with an exception, which is returned in the exceptionOccurrences object array