For deals, which tool can be used to identify if the correct creative sizes are sent with the bid request?
YouTube Programmatic Guaranteed reporting
Creative status field
The Deal Troubleshooter is a powerful, easy-to-use tool for analyzing problems with private auctions, guaranteed deals, and preferred deals. With the Deal Troubleshooter, you can:
- See at a glance why a deal is not spending.
- Troubleshoot deals from any exchange that has deals integrated with Display & Video 360.
- Use a filter to troubleshoot specific deals if the line item is targeting multiple deals.
- See specific reasons and quantifications for why impression availability was lost, at three separate levels.
Read more here: https://support.google.com/displayvideo/answer/6292894