> [!CAUTION]
> **Caution:** This documentation is for Google Ads API **v25** . The latest active version is [**v26**](https://developers.google.com/google-ads/api/reference/rpc/latest/SyntheticContentInfo).

Container for synthetic content attestations from different sources, such as the advertiser and Google systems.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v25/common/synthetic_content_info.proto)

| Fields ||
|---|---|
| ## `advertiser_attestation` | `SyntheticContentAttestation` Input provided by the advertiser. |
| ## `system_attestation` | `SyntheticContentAttestation` Output only. Information about synthetic content generated by Google's systems. |