changeResourceType property

The type of the changed resource.

This dictates what resource will be set in old_resource and new_resource.

Output only. Possible string values are:

• "UNSPECIFIED" : No value has been specified.
• "UNKNOWN" : Used for return value only. Represents an unclassified resource unknown in this version.
• "AD" : An Ad resource change.
• "AD_GROUP" : An AdGroup resource change.
• "AD_GROUP_CRITERION" : An AdGroupCriterion resource change.
• "CAMPAIGN" : A Campaign resource change.
• "CAMPAIGN_BUDGET" : A CampaignBudget resource change.
• "AD_GROUP_BID_MODIFIER" : An AdGroupBidModifier resource change.
• "CAMPAIGN_CRITERION" : A CampaignCriterion resource change.
• "FEED" : A Feed resource change.
• "FEED_ITEM" : A FeedItem resource change.
• "CAMPAIGN_FEED" : A CampaignFeed resource change.
• "AD_GROUP_FEED" : An AdGroupFeed resource change.
• "AD_GROUP_AD" : An AdGroupAd resource change.
• "ASSET" : An Asset resource change.
• "CUSTOMER_ASSET" : A CustomerAsset resource change.
• "CAMPAIGN_ASSET" : A CampaignAsset resource change.
• "AD_GROUP_ASSET" : An AdGroupAsset resource change.
• "ASSET_SET" : An AssetSet resource change.
• "ASSET_SET_ASSET" : An AssetSetAsset resource change.
• "CAMPAIGN_ASSET_SET" : A CampaignAssetSet resource change.