{"type":"rich","version":"1.0","title":"Example AB A(x1,y1) B(x2,y2)","html":"<iframe src=\"https://www.desmos.com/calculator/8pqgmjephn?embed\" width=\"500px\" height=\"500px\" style=\"border: 1px solid #ccc\" frameborder=0></iframe>","width":500,"height":500}