> [!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/Campaign.VideoCampaignSettings.VideoAdSequenceStep).

Information about a step within a video sequence.

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

| Fields ||
|---|---|
| ## `ad_group_type` | `AdGroupType` The ad group type for this step (denoting the video format). |
| ## `asset_id` | `int64` The ID of the Asset for this step. The asset must be type YOUTUBE_VIDEO. |
| ## `previous_step_id` | `int64` The ID of the previous step. This field is required for all steps except the first one. It must point to a step that appears in the step definition list before this step. |
| ## `previous_step_interaction_type` | `VideoAdSequenceInteractionType` Type of interaction *on the previous step* required in order for the user to advance to this step. As with the previous step ID, it's required for every step except for the first one. |
| ## `video_ad_sequence_step_id` | `int64` The ID of this sequence step. |