Examine source code of Buy App review

{
  "name": "Topographic",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "abstract-black-lines-pattern-hand-drawn-topography-concept-white-background_573652-2918.jpg"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7dcd8b57-24c1-4e4c-8b8d-3239d09a50f0}"
    }
  }
}