advertisingChannelSubType property

Optional refinement to advertising_channel_type.

Must be a valid sub-type of the parent channel type. Can be set only when creating campaigns. After campaign is created, the field can not be changed.

Immutable. Possible string values are:

• "UNSPECIFIED" : Not specified.
• "UNKNOWN" : Used as a return value only. Represents value unknown in this version.
• "SEARCH_MOBILE_APP" : Mobile app campaigns for Search.
• "DISPLAY_MOBILE_APP" : Mobile app campaigns for Display.
• "SEARCH_EXPRESS" : AdWords express campaigns for search.
• "DISPLAY_EXPRESS" : AdWords Express campaigns for display.
• "SHOPPING_SMART_ADS" : Smart Shopping campaigns.
• "DISPLAY_GMAIL_AD" : Gmail Ad campaigns.
• "DISPLAY_SMART_CAMPAIGN" : Smart display campaigns. New campaigns of this sub type cannot be created.
• "VIDEO_ACTION" : Video TrueView for Action campaigns.
• "VIDEO_NON_SKIPPABLE" : Video campaigns with non-skippable video ads.
• "APP_CAMPAIGN" : App Campaign that lets you easily promote your Android or iOS app across Google's top properties including Search, Play, YouTube, and the Google Display Network.
• "APP_CAMPAIGN_FOR_ENGAGEMENT" : App Campaign for engagement, focused on driving re-engagement with the app across several of Google's top properties including Search, YouTube, and the Google Display Network.
• "LOCAL_CAMPAIGN" : Campaigns specialized for local advertising.
• "SHOPPING_COMPARISON_LISTING_ADS" : Shopping Comparison Listing campaigns.
• "SMART_CAMPAIGN" : Standard Smart campaigns.
• "VIDEO_SEQUENCE" : Video campaigns with sequence video ads.
• "APP_CAMPAIGN_FOR_PRE_REGISTRATION" : App Campaign for pre registration, specialized for advertising mobile app pre-registration, that targets multiple advertising channels across Google Play, YouTube and Display Network.
• "VIDEO_REACH_TARGET_FREQUENCY" : Video reach campaign with Target Frequency bidding strategy.
• "TRAVEL_ACTIVITIES" : Travel Activities campaigns.
• "SOCIAL_FACEBOOK_TRACKING_ONLY" : Facebook tracking only social campaigns.