try:
            username = request.data.pop('username')
            try:
                user = UplugUser.objects.get(username=username)
            except:
                user = UplugChild.objects.get(username=username)
            password = request.data.pop('password')

            if user.check_password(password):
                if isinstance(user, UplugUser):
                    response_data = {
                        'token': str(Token.objects.get(user=user)),
                        'user': {
                            'username': user.username,
                            'email': user.email,
                            'enabled': user.enabled,
                            'pk': str(user.pk),
                        }
                    }
                elif isinstance(user, UplugChild):
                    upper_user = user.upper_user
                    response_data = {
                        'token': str(Token.objects.get(user=user)),
                        'user': {
                            'username': user.username,
                            'pk': str(user.pk),
                        }
                    }

                return Response(response_data)
            else:
                raise ObjectDoesNotExist
        except (ObjectDoesNotExist, MultipleObjectsReturned, KeyError):
            response = {}
            error_msg = _("Authentication credentials were not provided.")
            response["password"] = [error_msg]
            return Response(response, status=status.HTTP_401_UNAUTHORIZED)