Examine source code of Tu-160 Historical

{
  "theme": {
    "images": {
      "theme_frame": "Tu160.jpeg"
    },
    "colors": {
      "frame": "#2b2a2a",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Tu-160 Historical",
  "manifest_version": 2,
  "description": "Ruský strategický bombardér Tu-160 v barvách historické černo-bíle fotografie. Serie historických person letounu venovaná pilotum. Russian strategic bomber Tu-160 in historical photo collors. Historic aviation personas dedicated to pilots."
}