Examine source code of Dolphin Catching a Wave

{
  "theme": {
    "images": {
      "theme_frame": "DolphinCatchingaWaveH2Custom.jpg"
    },
    "colors": {
      "frame": "#4c93eb",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Dolphin Catching a Wave",
  "manifest_version": 2,
  "description": "sea, wave, sky, splash, jumping, dolphin, fish, ocean, water"
}