Video Ad Extension Record - Bulk
Defines a video ad extension that can be downloaded and uploaded in a bulk file.
You can associate a video ad extension with the account or with campaigns and ad groups in the account. Each entity (account, campaign, or ad group) can be associated with up to 20 video ad extensions. Use the Account Video Ad Extension, Ad Group Video Ad Extension, and Campaign Video Ad Extension records to manage video ad extension associations.
You can download all Video Ad Extension records in the account by including the DownloadEntity value of VideoAdExtensions in the DownloadCampaignsByAccountIds or DownloadCampaignsByCampaignIds service request. Additionally the download request must include the EntityData scope. For more details about the Bulk service including best practices, see Bulk Download and Upload.