Removes the campaign's validation rules. Later receipt-validation requests cannot evaluate those removed rules. Guide: Managing Campaigns.> ❗️ Delete only after the campaign closes>> Validate Receipts calls cannot use deleted campaign settings. The exact failure status and body are not yet a documented contract. Delete only after your campaign's submission window has fully closed.> 📘 Availability>> Available on Advanced plans and above. Enable Campaign Validation in your account Feature Settings when it is available on your plan — see Plans & Feature Access.