{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/5f6b605fda2573615107bfab/5f757ae786520e18bff0c1dc?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"Chapitre 2 - Un bloc lumineux","thumbnail_width":200,"thumbnail_height":200,"thumbnail_url":"https://open-images.acast.com/shows/5f6b605fda2573615107bfab/1601535254281-7ab4b11758330366b0ff8b046b7b0a0f.jpeg?height=200","author_name":"Centre Pompidou"}