Examine source code of Earnplify

{
  "name": "Earnplify",
  "version": "0.0.4",
  "manifest_version": 2,
  "description": "The best way to amplify your savings by getting the best coupon deals and earning real cash back!",
  "homepage_url": "https://earnplify.com/",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "default_locale": "en",
  "background": {
    "scripts": [
      "src/bg/init.js",
      "src/bg/bg_support_functions.js",
      "src/config.js",
      "src/commonJS/dataProvider.js",
      "src/commonJS/apiService.js",
      "src/commonJS/utils_global.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_icon": "icons/icon19.png",
    "default_title": "Earnplify",
    "default_popup": "src/browser_action/browser_action.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "src/config.js",
        "src/contentScripts/temp_coupons.js",
        "src/contentScripts/inject_events.js",
        "lib/umbrella/umbrella.min.js",
        "lib/jquery/jquery.js",
        "src/commonJS/utils_global.js",
        "lib/mustache/mustache.js",
        "src/contentScripts/get_token.js",
        "src/contentScripts/inject_activate_cashback.js",
        "src/contentScripts/inject_apply_coupons.js"
      ]
    }
  ],
  "permissions": [
    "clipboardWrite",
    "cookies",
    "storage",
    "tabs",
    "http://*/*",
    "https://*/*",
    "webNavigation"
  ],
  "web_accessible_resources": [
    "src/partials/*.*",
    "./resources/*",
    "src/contentScripts/*.*",
    "src/commonJS/utils_global.js"
  ],
  "content_security_policy": "script-src 'self' https://apis.google.com; object-src 'self'",
  "browser_specific_settings": {
    "gecko": {
      "id": "{7e8591ae-3346-48f5-ada5-6aa46f0ba330}"
    }
  }
}