{"provider_name":"Ghostarchive","provider_url":"https://ghostarchive.org/","type":"video","version":"1.0","title":"10. The Four Fundamental Subspaces","author_url":"http://www.youtube.com/user/MIT","author_name":"MIT OpenCourseWare","aut":"https://www.youtube.com/watch?v=nHlE7EgJFds","width":"256","height":"144","html":"<iframe  width=\"256\"  height=\"144\"  src=\"https://ghostarchive.org/vembed/nHlE7EgJFds/\"  frameborder=\"0\" allowfullscreen></iframe>"}