Examine source code of Hello Teddy Bear

{
  "theme": {
    "images": {
      "theme_frame": "hello-bear-B01.jpg"
    },
    "colors": {
      "frame": "#3d8a4c",
      "tab_background_text": "#213d00"
    }
  },
  "version": "2.0",
  "name": "Hello Teddy Bear",
  "manifest_version": 2,
  "description": "大切なクマさん、いつも側に居てくれてありがとう！"
}