Examine source code of BlueMatrixAddiction

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#6fff00"
    }
  },
  "version": "2.0",
  "name": "BlueMatrixAddiction",
  "manifest_version": 2,
  "description": "Awesome Black Matrix filled with blue color Numbers.\nAnybody Who likes black color, they will love to apply it."
}