publishEvent 
  open override fun publishEvent(name: EventName, attributes: EventAttributes?, notifyObservers: Boolean)
Publish an event with updated EventAttributes.
Parameters
name
: EventName - Name of event to publish
attributes
: EventAttributes - Attributes of event to pass to builders.
notifyObservers 
: Boolean - Whether to notify EventAnalyticsObserver of the events, EventAnalyticsObserver should be notified for critical meeting events such as meetingStartFailed.