Examine source code of My very first theme

{
  "theme": {
    "images": {
      "theme_frame": "Untitled-1.jpg"
    },
    "colors": {
      "frame": "#2b2828",
      "tab_background_text": "#030101"
    }
  },
  "version": "2.0",
  "name": "My very first theme",
  "manifest_version": 2,
  "description": "my very first persona and it aint that good :D"
}