# GenerateAdPreviewsRequest
## Properties
**account_id** | **String** | Zernio SocialAccount id used to resolve the Meta token. |
**ad_account_id** | **String** | Meta ad account id (act_<n>). |
**formats** | Option<**Vec<String>**> | Meta ad_format values, one preview per format. Defaults to [DESKTOP_FEED_STANDARD]. | [optional]
**existing_creative_id** | Option<**String**> | Preview an existing ad-account creative by id. Mutually exclusive with creativeSpec. | [optional]
**creative_spec** | Option<**std::collections::HashMap<String, serde_json::Value>**> | Raw Meta creative spec forwarded verbatim to /generatepreviews. Mutually exclusive with existingCreativeId. | [optional]
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