{"type":"rich","version":"1.0","title":"Rock Detectives","description":"Types of Rocks: Igneous, Sedimentary, Metamorphic","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1780617984379&hashid=ZRKMQZXMKA","html":"<iframe src=\"https://arcade.padlet.com/embed/ZRKMQZXMKA\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}