Examine source code of BTR header

{
  "theme": {
    "images": {
      "theme_frame": "Untitled356.jpg"
    },
    "colors": {
      "frame": "#eab6ed",
      "tab_background_text": "#8c0062"
    }
  },
  "version": "2.0",
  "name": "BTR header",
  "manifest_version": 2,
  "description": "i don't see many big time rush persona on here, so i made my own (:"
}