The end of an ad break.
The start of an ad break.
The end of an ad.
The start of an ad.
A change in the application's backgrounded state.
A change in the bitrate.
A change of the content ID.
A custom event.
An error event.
The player was muted.
A change in the player state.
The player view was collapsed.
The player view was expanded.
The receipt of a response.
The user skipped an ad.
A periodic report sent on a time interval.
Player unmuted.
CMCD event types for the 'e' key (event mode).