diff --git a/app.py b/app.py
index 5c880cf..3e0dd0e 100644
--- a/app.py
+++ b/app.py
@@ -89,6 +89,18 @@ class Oas3Handler(tornado.web.RequestHandler, metaclass=ABCMeta):
         self.finish()
 
 
+class SingleEntityHandler(AuthenticatedHandler, metaclass=ABCMeta):
+    # noinspection PyAttributeOutsideInit
+    def initialize(self, auth_provider=None):
+        super().initialize(auth_provider)
+
+    def post(self, identifier):
+        pass
+
+    def get(self, identifier):
+        pass
+
+
 def make_app(auth_provider=None):
     version_path = r"/v[0-9]"
     return tornado.web.Application([