OptionaladPlayed seconds (>= 0) before any break may start; omitted means 0.
The available breaks
OptionalchannelIdentifier of the channel the stream belongs to.
OptionaldeliveryOrdered delivery-steering rules (first match wins), evaluated once on the first fetch; absent means sgai.
OptionaleventIdentifier of the event being streamed.
OptionalorganizationIdentifier of the organization owning the stream.
OptionalpollingDetermines how often the manifest should be refreshed
Determines which 'time' reference is used
OptionalvendorSession-level configuration per vendor integration (spec 1.1.0).
Manifest version (semver format, e.g., "1.0.0")
The root Break Manifest structure.