> [!CAUTION]
> **Caution:** This documentation is for Google Ads API **v23** . The latest active version is [**v26**](https://developers.google.com/google-ads/api/reference/rpc/latest/CampaignReservationQuote).

The campaign reservation quote.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v23/common/campaign_reservation_quote.proto)

| Fields ||
|---|---|
| ## `campaign` | `string` The campaign resource name, as it was specified in the request. It could contain a temp ID. Format: customers/{customer_id}/campaigns/{campaign_id} |
| ## `max_budget_micros` | `int64` Maximum budget to get all available impressions at the current CPM. Capped at 10M USD. Specified in micros of the advertiser currency. |
| ## `possible_hold_duration_seconds` | `int64` The possible duration of the hold, in seconds. |
| ## `suggested_quote` Union field. The suggested quote for the campaign. `suggested_quote` can be only one of the following: ||
| ### `suggested_cpm_micros` | `int64` The CPM that would be accepted for the campaign calculated at the proposed budget. Specified in micros of the advertiser currency. |