RSI and MACD signals

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "RSI and MACD signals",
    "default_locale": "en",
    "version": "1.19",
    "description": "This is browser extension for RSI and MACD signals.",
    "action": {
        "default_popup": "popup.html"
    },
    "permissions": [
        "storage",
        "alarms",
        "background",
        "offscreen"
    ],
    "icons": {
        "48": "assets\/RSI_MACD_48.png",
        "128": "assets\/RSI_MACD_128.png"
    },
    "background": {
        "service_worker": "scripts\/background.js",
        "persistent": true
    },
    "web_accessible_resources": [
        {
            "resources": [
                "assets\/notification.mp3"
            ],
            "matches": [
                "<all_urls>"
            ]
        }
    ],
    "options_page": "options.html"
}