Refactor and ignore n/a exchange callbacks

core/views/accounts.py

@@ -1,5 +1,5 @@
 import uuid
-import orjson
+
 from django.contrib.auth.mixins import LoginRequiredMixin
 from django.http import HttpResponseBadRequest
 from django.shortcuts import render

core/views/hooks.py

@@ -78,6 +78,9 @@ class HookAPI(APIView):
         except Hook.DoesNotExist:
             return HttpResponseBadRequest("Hook does not exist.")
 
+        if data["exchange"].lower() == "n/a":
+            log.debug("HookAPI callback: exchange is N/A, skipping")
+            return HttpResponse("OK")
         # Create the callback object
         callback = Callback.objects.create(hook=hook, **data)
         callback.save()