-            'thumbnail': info['screenshotURI'],
-            'description': info['description'],
-            'uploader': info['user'],
-            'view_count': info['numberOfViews'],
-            'upload_date': '%04i%02i%02i' % (date.tm_year, date.tm_mon, date.tm_mday),
+            'description': info.get('description'),
+            'thumbnail': info.get('screenshotURI'),
+            'duration': int_or_none(info.get('duration'), 1000),
+            'uploader': info.get('user'),
+            'timestamp': float_or_none(info.get('dateCreated'), 1000),
+            'view_count': int_or_none(info.get('numberOfViews')),