companionCreativeIds property
The IDs of companion creatives for a video creative.
You can assign existing display creatives (with image or HTML5 assets) to
serve surrounding the publisher's video player. Companions display around
the video player while the video is playing and remain after the video has
completed. Creatives contain additional dimensions can not be companion
creatives. This field is only supported for following creative_type: *
CREATIVE_TYPE_AUDIO
* CREATIVE_TYPE_VIDEO
Implementation
core.List<core.String>? companionCreativeIds;