Audio to text for WhatsApp™ in WA WEB

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "name": "__MSG_appName__",
    "short_name": "__MSG_appShortName__",
    "homepage_url": "https:\/\/kaptionai.com",
    "description": "__MSG_appDesc__",
    "default_locale": "en",
    "version": "0.14.6",
    "manifest_version": 3,
    "background": {
        "service_worker": "background.js"
    },
    "web_accessible_resources": [
        {
            "matches": [
                "https:\/\/web.whatsapp.com\/*"
            ],
            "resources": [
                "*.js",
                "*.css",
                "*.mp4",
                "*.webp",
                "*.png"
            ]
        }
    ],
    "content_scripts": [
        {
            "js": [
                "contentScript.js"
            ],
            "matches": [
                "https:\/\/web.whatsapp.com\/"
            ],
            "run_at": "document_end"
        }
    ],
    "permissions": [
        "storage"
    ],
    "options_ui": {
        "page": "options.html",
        "open_in_tab": true
    },
    "action": {
        "default_title": "My basic Chrome extension",
        "default_popup": "popup.html",
        "default_icon": {
            "16": "\/icons\/16x.png",
            "32": "\/icons\/32x.png",
            "48": "\/icons\/48x.png",
            "128": "\/icons\/128x.png"
        }
    },
    "icons": {
        "16": "\/icons\/16x.png",
        "32": "\/icons\/32x.png",
        "48": "\/icons\/48x.png",
        "128": "\/icons\/128x.png"
    }
}