{"type":"rich","version":"1.0","title":"ℝ³ 𝐃𝐢𝐬𝐜𝐫𝐞𝐭𝐢𝐳𝐚𝐭𝐢𝐨𝐧 𝐄𝐧𝐠𝐢𝐧𝐞","html":"<iframe src=\"https://www.desmos.com/calculator/ljqzpmfpsn?embed\" width=\"500px\" height=\"500px\" style=\"border: 1px solid #ccc\" frameborder=0></iframe>","width":500,"height":500}