View Source GoogleApi.DisplayVideo.V1.Model.TargetingExpansionConfig (google_api_display_video v0.30.2)
Settings that control the targeting expansion of the line item. Targeting expansion allows the line item to reach a larger audience based on the original audience list and the targeting expansion level.
nil) - Required. Whether to exclude first party audiences from targeting. Similar audiences of the excluded first party lists will not be excluded. Only applicable when a first-party audience is positively targeted (directly or included in a combined audience), otherwise this selection will be ignored.
nil) - Required. Magnitude of expansion for applicable targeting under this line item.