AI-generated Key Takeaways
- 
          LiveStreamEventService uses PrefetchSettings to manage ad request prefetching for ad breaks. 
- 
          The initialAdRequestDurationSecondsfield specifies the duration of the ad break segment to be prefetched.
The information needed to prefetch ad requests for an ad break.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202508
| Field | |
|---|---|
| 
                            | 
                            The duration of the part of the break to be prefetched. |