Soccer Skills Champions League Game in Browser - Offline

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "__MSG_extensionName__",
    "version": "1.0.4",
    "description": "__MSG_extensionDescription__",
    "default_locale": "en",
    "icons": {
        "128": "icon\/128.png"
    },
    "sandbox": {
        "pages": [
            "game-source\/index.html"
        ]
    },
    "offline_enabled": true,
    "action": {
        "default_title": "__MSG_extensionActionTitle__"
    },
    "background": {
        "type": "module",
        "service_worker": "\/js\/background.js"
    },
    "content_security_policy": {
        "sandbox": "sandbox allow-scripts allow-popups allow-downloads allow-forms allow-modals allow-orientation-lock allow-pointer-lock allow-popups allow-popups-to-escape-sandbox allow-presentation allow-top-navigation allow-top-navigation-by-user-activation allow-top-navigation-to-custom-protocols; script-src 'self' 'unsafe-inline' 'unsafe-eval' blob: data:; worker-src 'self' blob: data:; style-src 'self' 'unsafe-inline'; img-src 'self' blob: data: *; media-src 'self' blob: data: *; connect-src 'self' blob: data: *; font-src 'self' data: *; child-src 'self' blob: data:;"
    }
}