dispatch: include 'message': "" in /message GET

mostly as a hint to illustrate how to use the thing

dr_botzo/dispatch/views.py

@@ -49,7 +49,7 @@ class DispatchMessage(generics.GenericAPIView):
 
     def get(self, request, *args, **kwargs):
         dispatcher = self.get_object()
-        data = {'status': "READY"}
+        data = {'message': "", 'status': "READY"}
         message = self.serializer_class(data=data)
         return Response(message.initial_data)