Examine source code of Song Triplets

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#aaf794",
      "tab_background_text": "#23a1db"
    }
  },
  "version": "2.0",
  "name": "Song Triplets",
  "manifest_version": 2,
  "description": "Song Triplets (South Korea), Song Daehan, Song Minguk, Song Manse"
}