Examine source code of ninja fox firefox

{
  "theme": {
    "images": {
      "theme_frame": "ninjafoxtopupdated.PNG"
    },
    "colors": {
      "frame": "#030303",
      "tab_background_text": "#030303"
    }
  },
  "version": "2.0",
  "name": "ninja fox firefox",
  "manifest_version": 2,
  "description": "stunning ninja fox firefox fun cute ninja fox ninja star modern design orange lines foxkeh cartoon style !( updated with fox logo on star )"
}