Displaying third party rejection can be shown in the Fraudshield Reports. This means that your advertiser can send you conversion with statuses on their postbacks that show up in Fraudshield under Integration Reject / Advanced Reasons.
1. For Postback Integrations
Add the parameters:
If you are using a Platform (Adjust, Appslfyer, Hasoffers, Affise, Everflow or Branch) then you have to configure Parameter mapping.
2. Go to >Integration>Tracker>Parameter Mapping