{"type":"rich","version":"1.0","title":"**Early River Valley Civilization**","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/XW-x0LMl_pRRpTc1/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/5d6fb1d0b325fe9451a53735\" frameborder=\"0\" allowfullscreen></iframe>"}