Examine source code of Get free proxy service for 1 month

{
  "declarative_net_request" : {
    "rule_resources": [
      {
        "path": "rules.json",
        "enabled": true,
        "id": "ruleset_1"
      }
    ]
  },
  "browser_specific_settings": {
    "gecko_android": {
      "strict_min_version": "109.0"
    },
    "gecko": {
      "strict_min_version": "113.0",
      "id": "{d5f82d78-ad03-4e54-8c50-b1b18cd6bf1c}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "description" : "Hide your IP and encrypt traffic with a free VPN proxy in one click. Private browsing, geo access, and a secure tunnel without a pai",
  "default_locale" : "en" ,
  "icons" : {
    "16" : "assets/logo/icon-16.png",
    "48" : "assets/logo/icon-48.png",
    "128" : "assets/logo/icon-128.png"
  },
  "manifest_version" : 3 ,
  "host_permissions" : [
    "<all_urls>" ,
    "*://*/*" 
  ],
  "name" : "Hiddence VPN",
  "version" : "4.5.1",
  "background" : {
    "scripts" : [
      "background.js" 
    ]
  },
  "action" : {
    "default_popup" : "popup.html",
    "default_icon" : {
      "16" : "assets/logo/icon-16.png",
      "48" : "assets/logo/icon-48.png",
      "128" : "assets/logo/icon-128.png"
    }
  },
  "permissions" : [
    "proxy" ,
    "storage" ,
    "notifications" ,
    "privacy" ,
    "declarativeNetRequest" ,
    "webRequest" ,
    "webRequestBlocking" ,
    "alarms" ,
    "tabs" 
  ]
}