Custom New Tab Page

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "action": {
        "default_icon": "icon_128.png",
        "default_popup": "popup.html"
    },
    "default_locale": "en",
    "chrome_url_overrides": {
        "newtab": "index.html"
    },
    "description": "__MSG_extDes__",
    "icons": {
        "128": "icon_128.png"
    },
    "background": {
        "service_worker": "js\/background.js"
    },
    "manifest_version": 3,
    "name": "__MSG_extName__",
    "options_ui": {
        "open_in_tab": false,
        "page": "popup.html"
    },
    "permissions": [
        "activeTab",
        "storage",
        "declarativeNetRequest",
        "alarms"
    ],
    "host_permissions": [
        "<all_urls>"
    ],
    "version": "1.0.0",
    "homepage_url": "https:\/\/chrome.google.com\/webstore\/detail\/bfhappcgfmpmlbmgbgmjjlihddgkeomd?utm_medium=extension&utm_source=newtab"
}