Thanks!!My bad I should have looked at the code for filter, assumed it was failing with POSTMan it would fail on application as well. 

Use Case - We have a shell IOS app and they content for the app comes from AEM Content Sync. We are introducing couple of forms to be submitted via App, these forms will POST data to a servlet on AEM Publish instance. The POST data contains fields outside the form data, coming form IOS application s...