{"type":"rich","version":"1.0","title":"서울 지하철 노선 색깔 맞추기","description":"서울 지하철 노선 색깔","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1780955268640&hashid=9LKl38m1pD","html":"<iframe src=\"https://arcade.padlet.com/embed/9LKl38m1pD\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}