Examine source code of Interstellar Theme

{
  "name": "Interstellar Theme",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "1530481074_2876082-actor-matthew-mcconaughey-movies-sky-stars-sea-waves-men-clouds-interstellar-movie___movie-wallpapers.jpg"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(23, 6, 46, 1)"
    }
  }
}