WP-message sender

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "name": "WP-message sender",
    "version": "1.0.7",
    "description": "Send WhatsApp messages to a single user to multiple users in bulk without saving number.",
    "permissions": [
        "tabs",
        "downloads",
        "notifications",
        "storage"
    ],
    "host_permissions": [
        "https:\/\/www.scrappertool.com\/api\/v1\/*"
    ],
    "action": {
        "default_icon": {
            "16": "images\/default_icon_16.png",
            "24": "images\/default_icon_24.png",
            "32": "images\/default_icon_32.png",
            "48": "images\/default_icon_48.png",
            "128": "images\/default_icon_128.png"
        },
        "default_title": "WP-message sender"
    },
    "icons": {
        "16": "images\/default_icon_16.png",
        "24": "images\/default_icon_24.png",
        "32": "images\/default_icon_32.png",
        "48": "images\/default_icon_48.png",
        "128": "images\/default_icon_128.png"
    },
    "background": {
        "service_worker": "js\/background.js"
    },
    "content_scripts": [
        {
            "matches": [
                "https:\/\/web.whatsapp.com\/*"
            ],
            "js": [
                "libs\/jquery-3.1.1.min.js",
                "libs\/toastr.min.js",
                "js\/content.js"
            ],
            "css": [
                "css\/toastr.min.css"
            ],
            "run_at": "document_end"
        }
    ],
    "web_accessible_resources": [
        {
            "resources": [
                "images\/*",
                "js\/inject.js"
            ],
            "matches": [
                "https:\/\/web.whatsapp.com\/*"
            ]
        }
    ],
    "manifest_version": 3
}