{"type":"rich","version":"1.0","title":"Required value in cell","author_name":"robindenton-ag-grid","author_url":"https://plnkr.co/users/robindenton-ag-grid","provider_name":"Plunker","provider_url":"https://plnkr.co","html":"<iframe id=\"plnkr_embed_GFgb4v7P8YCW1PxJwGTx\" class=\"plnkr_embed_iframe\" style=\"width: 100%; overflow: hidden;\" src=\"https://embed.plnkr.co/plunk/GFgb4v7P8YCW1PxJwGTx?autoCloseSidebar&deferRun&show=preview\" width=\"600\" height=\"400\" frameborder=\"0\" scrolling=\"no\"></iframe>","width":600,"height":400,"thumbnail_url":"https://shot.plnkr.co/GFgb4v7P8YCW1PxJwGTx.png?d=2018-09-03T10%3A05%3A07.392Z","thumbnail_width":400,"thumbnail_height":300}