Examine source code of Summer Sting

{
  "theme": {
    "images": {
      "theme_frame": "header_3.jpg"
    },
    "colors": {
      "frame": "#c4fa3a",
      "tab_background_text": "#81ed15"
    }
  },
  "version": "2.0",
  "name": "Summer Sting",
  "manifest_version": 2,
  "description": "Photo I took 2 years ago of a wasp on a rose stem during the height of summer.. took me 30 min chasing this thing around the yard to get this photo"
}