PayPerFax - Send a fax online

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "PayPerFax - Send a fax online",
    "description": "Send a fax online. Only pay for faxes sent successfully.",
    "version": "0.1.0",
    "icons": {
        "16": "icon\/16.png",
        "32": "icon\/32.png",
        "48": "icon\/48.png",
        "96": "icon\/96.png",
        "128": "icon\/128.png"
    },
    "host_permissions": [
        "https:\/\/*.payperfax.com\/*",
        "https:\/\/payperfax.com\/*"
    ],
    "permissions": [
        "storage",
        "alarms"
    ],
    "action": {
        "default_title": "PayPerFax",
        "default_popup": "popup.html"
    },
    "externally_connectable": {
        "matches": [
            "https:\/\/*.payperfax.com\/\/*"
        ]
    },
    "background": {
        "service_worker": "background.js"
    },
    "content_scripts": [
        {
            "matches": [
                "https:\/\/*.payperfax.com\/*",
                "https:\/\/payperfax.com\/*"
            ],
            "js": [
                "content-scripts\/content.js"
            ]
        }
    ]
}