Examine source code of only myself

{
  "theme": {
    "images": {
      "theme_frame": "valentine_1680_1050s.jpg"
    },
    "colors": {
      "frame": "#74e0e8",
      "tab_background_text": "#193a7d"
    }
  },
  "version": "2.0",
  "name": "only myself",
  "manifest_version": 2,
  "description": "only myself"
}