{"type":"rich","version":"1.0","title":"Period 7 1890-1945 ","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/XKud-gSlh1Uh05BD/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/5cab9dfa04a5875521d39043\" frameborder=\"0\" allowfullscreen></iframe>"}