{"type": "rich", "version": "1.0", "height": 300, "width": 800, "html": "<iframe width=\"100%\" height=\"300px\" frameborder=\"0\" allowfullscreen allow=\"geolocation\" src=\"//umap.openstreetmap.fr/en/map/best-railways-in-the-uk_845095\"></iframe><p><a href=\"//umap.openstreetmap.fr/en/map/best-railways-in-the-uk_845095\">See full screen</a></p>"}