Positive dimension specifying user's audience.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v26/common/audiences.proto)

| Fields ||
|---|---|
| ## `dimension` Union field. Dimension specifying users who belong to the audience. `dimension` can be only one of the following: ||
| ### `age` | `https://developers.google.com/google-ads/api/reference/rpc/v26/AgeDimension` Dimension specifying users by their age. |
| ### `audience_segments` | `https://developers.google.com/google-ads/api/reference/rpc/v26/AudienceSegmentDimension` Dimension specifying users by their membership in other audience segments. |
| ### `gender` | `https://developers.google.com/google-ads/api/reference/rpc/v26/GenderDimension` Dimension specifying users by their gender. |
| ### `household_income` | `https://developers.google.com/google-ads/api/reference/rpc/v26/HouseholdIncomeDimension` Dimension specifying users by their household income. |
| ### `parental_status` | `https://developers.google.com/google-ads/api/reference/rpc/v26/ParentalStatusDimension` Dimension specifying users by their parental status. |