{"type": "rich", "version": "1.0", "html": "<iframe src=\"https://quotewise.io/embed/quote/85mx7u/\" width=\"600\" height=\"200\" frameborder=\"0\" allowfullscreen title=\"[For an unproved Lemma] I had what looked like a promising idea for this, but it was fallacious....\"></iframe>", "width": 600, "height": 200, "title": "[For an unproved Lemma] I had what looked like a promising idea for this, but it was fallacious....", "author_name": "John Edensor Littlewood", "author_url": "https://quotewise.io/o/John_Edensor_Littlewood/", "provider_name": "Quotewise", "provider_url": "https://quotewise.io", "thumbnail_url": "https://quotewise.io/og/q/85mx7u.png", "thumbnail_width": 1200, "thumbnail_height": 630, "cache_age": 86400}