diff --git a/oidc4vp/models.py b/oidc4vp/models.py
index 3a711bf..94c30c5 100644
--- a/oidc4vp/models.py
+++ b/oidc4vp/models.py
@@ -54,12 +54,9 @@ class Organization(models.Model):
     )
     my_client_id = models.CharField(
         max_length=24,
-        default=set_client_id,
-        unique=True
     )
     my_client_secret = models.CharField(
         max_length=48,
-        default=set_client_secret
     )
     response_uri = models.URLField(
         help_text=_("Url where to send the verificable presentation"),
@@ -128,7 +125,7 @@ class Authorization(models.Model):
         data = {
             "response_type": "vp_token",
             "response_mode": "direct_post",
-            "client_id": self.organization.client_id,
+            "client_id": self.organization.my_client_id,
             "presentation_definition": self.presentation_definition,
             "nonce": gen_salt(5),
         }
diff --git a/oidc4vp/views.py b/oidc4vp/views.py
index 77a97b6..7e8ce0e 100644
--- a/oidc4vp/views.py
+++ b/oidc4vp/views.py
@@ -19,13 +19,13 @@ from django.shortcuts import get_object_or_404
 class VerifyView(View):
     def get(self, request, *args, **kwargs):
         org = self.validate(request)
-        if not org:
-            raise Http404("Page not Found!")
-        
+        # TODO Not hardcode the list of types of presentation_definition
+        presentation_definition = json.dumps(['MemberCredential'])
         authorization = Authorization(
             organization=org,
-            presentation_definition="MemberCredential"
+            presentation_definition=presentation_definition
         )
+        res = json.dumps({"redirect_uri": authorization.authorize()})
         return HttpResponse(res)
 
     def validate(self, request):
@@ -45,6 +45,7 @@ class VerifyView(View):
             return org
 
     def post(self, request, *args, **kwargs):
+        org = self.validate(request)
         import pdb; pdb.set_trace()
         # # TODO: incorporate request.POST["presentation_submission"] as schema definition
         # (presentation_valid, _) = verify_presentation(request.POST["vp_token"])