Examine source code of Richcontentozon

{
  "manifest_version": 2,
  "name": "Richcontentozon",
  "version": "1.1",
  "description": "Плагин для подключения OZON id к сервису Richcontentozon",
  "icons": {
    "48": "icons/richyalogo.svg"
  },
  "applications": {
    "gecko": {
      "id": "support@richcontentozon.ru",
      "strict_min_version": "57.0"
    }
  },
  "permissions": [
    "tabs",
    "activeTab",
    "cookies",
    "scripting",
    "webRequest",
    "webRequestBlocking",
    "browsingData",
    "storage",
    "<all_urls>"
  ],
  "browser_action": {
    "default_icon": {
      "16": "icons/richyalogo.svg",
      "32": "icons/richyalogo.svg",
      "48": "icons/richyalogo.svg",
      "128": "icons/richyalogo.svg"
    },
    "default_title": "Plugin richcontentozon",
    "default_popup": "popup/p.html"
  }
}