{"type":"rich","version":"1.0","title":"Imperial Russia 1815 to 1924","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/YmPgnDDWsJ_Kwzv-/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/6263e09c30d6b09fcac33bfe\" frameborder=\"0\" allowfullscreen></iframe>"}