Examine source code of Bubble tea icon

{
  "manifest_version": 2,
  "name": "Bubble tea icon",
  "version": "1.0",
  "description": "Pearl milk tea symbol is a popular, delicious, refreshing drink, very popular among young people in the summer.",
  "icons": {
    "48": "icon.png"
  },
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html",
    "default_title": "Click me!"
  },
  "permissions": [
    "activeTab"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{c3d03f39-3a6e-4c0b-8c32-3a99ac461ea3}"
    }
  }
}