CampaignExtensionSettingOperation

A single operation (create, update, remove) on a campaign extension setting.

Fields
update_mask	FieldMask FieldMask that determines which resource fields are modified in an update.
Union field operation operation. The mutate operation. operation can be only one of the following:
create	CampaignExtensionSetting Create operation: No resource name is expected for the new campaign extension setting.
update	CampaignExtensionSetting Update operation: The campaign extension setting is expected to have a valid resource name.
remove	string Remove operation: A resource name for the removed campaign extension setting is expected, in this format: customers/{customer_id}/campaignExtensionSettings/{campaign_id}~{extension_type}