The full website URL (e.g., https://www.example.com)
The unique ads campaign ID (e.g., V7FHcp8weDA)
The referrer (e.g., google, newsletter)
Marketing medium (e.g., cpc, banner, email)
Product, promo code, or slogan (e.g., spring_sale). One of campaign name or campaign id is required.
Identify the paid keywords (e.g., V7FHcp8weDA)
Use to differentiate ads (e.g., Use to differentiate between similar ads in the same campaign)