{"version":"1.0","type":"rich","provider_name":"Castle","provider_url":"https://castle.xyz","title":"Level 3 course - by @M4rzz on Castle","author_name":"M4rzz","author_url":"https://castle.xyz/@M4rzz","html":"<iframe src=\"https://castle.xyz/d/z1VjZ87nbr?embed=true\" width=\"450\" height=\"729\" frameborder=\"0\" scrolling=\"no\" credentialless allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" style=\"border-radius: 10px; max-width: 100%; aspect-ratio: 450/729; height: auto;\" title=\"Level 3 course - by @M4rzz on Castle\"></iframe>","width":450,"height":729,"thumbnail_url":"https://image.castle.xyz/72f90267ef1aec1970e135e391582788?h=800&format=png8&ar=5:7"}