diff --git a/easy_my_coop_api/controllers/controllers.py b/easy_my_coop_api/controllers/controllers.py
index 8badeb2..1528d22 100644
--- a/easy_my_coop_api/controllers/controllers.py
+++ b/easy_my_coop_api/controllers/controllers.py
@@ -23,3 +23,13 @@ class UserController(main.RestController):
         return self._process_method(
             _service_name, "test", _id=None, params=None
         )
+
+    @route(
+        _root_path + "<string:_service_name>/<int:_id>/validate",
+        methods=["POST"],
+        csrf=False,
+    )
+    def validate(self, _service_name, _id, **params):
+        return self._process_method(
+            _service_name, "validate", _id=_id, params=params
+        )
diff --git a/easy_my_coop_connector/components/emc_backend.py b/easy_my_coop_connector/components/emc_backend.py
index 116f661..f32991d 100644
--- a/easy_my_coop_connector/components/emc_backend.py
+++ b/easy_my_coop_connector/components/emc_backend.py
@@ -53,12 +53,7 @@ class EMCBackend(models.Model):
             return json.loads(content)
         elif response.status_code == 400:
             content = response.content.decode("utf-8")
-            raise BadRequest(
-                _(
-                    "request returned status code %s with message %s"
-                    % (response.status_code, content)
-                )
-            )
+            raise BadRequest("%s" % content)
         elif response.status_code == 403:
             raise AccessDenied(
                 _("You are not allowed to access this resource")
@@ -69,12 +64,7 @@ class EMCBackend(models.Model):
             )
         else:  # 500 et al.
             content = response.content.decode("utf-8")
-            raise InternalServerError(
-                _(
-                    "request returned status code %s with message %s"
-                    % (response.status_code, content)
-                )
-            )
+            raise InternalServerError(_("%s" % content))
 
     @api.multi
     def http_get_content(self, url, params=None, headers=None):