video play speed

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 2,
    "name": "video play speed",
    "homepage_url": "https:\/\/github.com\/d1313113\/video-play-speed-extension-react",
    "version": "1.0.2",
    "author": "cumelmell",
    "description": "A browser extension for control video play speed",
    "browser_action": {
        "default_icon": "icon-16.png",
        "default_popup": "popup.html"
    },
    "background": {
        "scripts": [
            "js\/backgroundPage.js"
        ],
        "persistent": false
    },
    "icons": {
        "16": "icon-16.png",
        "38": "icon-38.png",
        "48": "icon-48.png",
        "128": "icon-128.png"
    },
    "permissions": [
        "tabs",
        "activeTab",
        "http:\/\/*\/",
        "https:\/\/*\/",
        ""
    ],
    "content_scripts": [
        {
            "matches": [
                ""
            ],
            "js": [
                "js\/contentScript.js"
            ]
        }
    ]
}