This means that you likely do not have the appropriate license for the thumbnail image, GIF, or still video image.
Example: You seem to be using an image without appropriate rights from the individuals who are displayed in or have rights to the material.
How To Fix
Make sure that you provide us with the appropriate permissions for your third-party content.
To learn more about this rejection reason, click here.
To learn how to fix and resubmit your campaign or campaign item, click here.
✅ If you have questions or concerns, contact your Account Manager, email support@taboola.com or contact our support over live chat within Realize.