Examine source code of OffRadar

{
  "manifest_version": 3,
  "name": "OffRadar",
  "version": "0.1.6",
  "default_locale": "en",
  "description": "__MSG_extDescription__",
  "browser_specific_settings": {
    "gecko": {
      "id": "offradar@getoffradar.com",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "identity",
    "storage"
  ],
  "host_permissions": [
    "https://api.spotify.com/*",
    "https://accounts.spotify.com/*",
    "https://ws.audioscrobbler.com/*",
    "https://musicbrainz.org/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_title": "OffRadar"
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  }
}