-        video = self._download_json(
-            '%s/users/me/products/%s/chapters/%s/sections/%s'
-            % (self._MAPT_REST, course_id, chapter_id, video_id), video_id,
-            'Downloading JSON video', headers=headers)['data']
-
-        content = video.get('content')
-        if not content:
-            self.raise_login_required('This video is locked')
-
-        video_url = content['file']
+        try:
+            video_url = self._download_json(
+                'https://services.packtpub.com/products-v1/products/%s/%s/%s' % (course_id, chapter_id, video_id), video_id,
+                'Downloading JSON video', headers=headers)['data']
+        except ExtractorError as e:
+            if isinstance(e.cause, compat_HTTPError) and e.cause.code == 400:
+                self.raise_login_required('This video is locked')
+            raise