{"version":"1.0","type":"rich","title":"How Imaginary Numbers Were Invented","url":"\/item\/how-imaginary-numbers-were-invented","provider_name":"Coozila! Plus","provider_url":"https:\/\/www.coozila.com\/plus\/","html":"<iframe width=\"300\" height=\"260\" src=\"https:\/\/www.coozila.com\/plus\/m\/timeline\/embed\/80\/\" frameborder=\"0\" allowfullscreen><\/iframe>","author_name":"Romulus","author_url":"https:\/\/www.coozila.com\/plus\/view-persons-profile\/romulus"}