> [!CAUTION]
> **Caution:** This documentation is for Google Ads API **v24** . The latest active version is [**v26**](https://developers.google.com/google-ads/api/reference/rpc/latest/BookCampaignsResult).

This type has no fields.
Response message for the BookCampaigns action. Note that if the response contains errors, the action response will not be returned, but a quote may still be returned in the ErrorDetails.reservation_error_details field.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v24/actions/book_campaigns.proto)