{"type":"rich","version":"1.0","title":"The Shang dynasty","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/Xt55Ya6wtVdSt9bs/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/5ede7961aeb0b55752b7d6ec\" frameborder=\"0\" allowfullscreen></iframe>"}