Examine source code of spt dropbox

{
  "theme": {
    "images": {
      "theme_frame": "Persona_spt.jpg"
    },
    "colors": {
      "frame": "#080000",
      "tab_background_text": "#050000"
    }
  },
  "version": "2.0",
  "name": "spt dropbox",
  "manifest_version": 2,
  "description": "sampaikan spt tahunan anda"
}