-        title = properties['title']
-        description = properties.get('description')
-        timestamp = int_or_none(properties.get('publish_date') or properties.get('create_date'))
-        duration = float_or_none(properties.get('duration_in_milliseconds'), 1000)
-        filesize = int_or_none(properties.get('total_storage_in_bytes'))
-        categories = [properties.get('category')]
-        tags = properties.get('tags', [])
-        thumbnails = [{
-            'url': thumbnail['url'],
-            'width': int_or_none(thumbnail.get('width')),
-            'height': int_or_none(thumbnail.get('height')),
-        } for thumbnail in properties.get('thumbnails', []) if thumbnail.get('url')]
-