diff --git a/tempest/lib/api_schema/response/volume/manage_snapshot.py b/tempest/lib/api_schema/response/volume/manage_snapshot.py
new file mode 100644
index 0000000..bbb9ee2
--- /dev/null
+++ b/tempest/lib/api_schema/response/volume/manage_snapshot.py
@@ -0,0 +1,49 @@
+# Copyright 2015 NEC Corporation.  All rights reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+
+from tempest.lib.api_schema.response.compute.v2_1 import parameter_types
+
+manage_snapshot = {
+    'status_code': [202],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'snapshot': {
+                'type': 'object',
+                'properties': {
+                    'status': {'type': 'string'},
+                    'size': {'type': 'integer'},
+                    'metadata': {
+                        'type': 'object',
+                        'patternProperties': {
+                            '^.+$': {'type': 'string'}
+                        }
+                    },
+                    'name': {'type': ['string', 'null']},
+                    'volume_id': {'type': 'string', 'format': 'uuid'},
+                    'created_at': parameter_types.date_time,
+                    'description': {'type': ['string', 'null']},
+                    'id': {'type': 'string', 'format': 'uuid'},
+                    'updated_at': parameter_types.date_time_or_null
+                },
+                'additionalProperties': False,
+                'required': ['status', 'size', 'volume_id',
+                             'created_at', 'description', 'id', 'updated_at']
+            }
+        },
+        'additionalProperties': False,
+        'required': ['snapshot']
+    }
+}
diff --git a/tempest/lib/api_schema/response/volume/versions.py b/tempest/lib/api_schema/response/volume/versions.py
old mode 100644
new mode 100755
diff --git a/tempest/lib/services/volume/v3/snapshot_manage_client.py b/tempest/lib/services/volume/v3/snapshot_manage_client.py
index 43fd328..864eaf5 100644
--- a/tempest/lib/services/volume/v3/snapshot_manage_client.py
+++ b/tempest/lib/services/volume/v3/snapshot_manage_client.py
@@ -15,6 +15,7 @@
 
 from oslo_serialization import jsonutils as json
 
+from tempest.lib.api_schema.response.volume import manage_snapshot as schema
 from tempest.lib.common import rest_client
 
 
@@ -26,6 +27,6 @@
         post_body = json.dumps({'snapshot': kwargs})
         url = 'os-snapshot-manage'
         resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
         body = json.loads(body)
+        self.validate_response(schema.manage_snapshot, resp, body)
         return rest_client.ResponseBody(resp, body)