> [!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/BookCampaignsResponse).

Response message for `ReservationService.BookCampaigns`.

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

| Fields ||
|---|---|
| ## `result` | `BookCampaignsResult` The result of the book campaigns operation. |