Examine source code of Datacash

{
  "manifest_version": 2,
  "name": "Datacash",
  "description": "Datacash | Your Data. Your Cash.",
  "version": "1.0.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "datacash@datacash.app",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "id": "datacash@datacash.app",
      "strict_min_version": "113.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "browser_action": {
    "default_popup": "datacash.html",
    "default_icon": {
      "16": "icons/datacash16.png",
      "48": "icons/datacash48.png",
      "128": "icons/datacash128.png"
    }
  },
  "icons": {
    "16": "icons/datacash16.png",
    "48": "icons/datacash48.png",
    "128": "icons/datacash128.png"
  },
  "permissions": [
    "https://datacash.app/*"
  ]
}