Examine source code of Vampire Sanglante

{
  "manifest_version": 2,
  "version": "2.0",
  "name": "Vampire_Sanglante",
  "theme": {
    "colors": {
      "button_background_hover": [
        153,
        51,
        51
      ],
      "button_background_active": [
        153,
        51,
        51
      ],
      "icons": [
        255,
        255,
        255
      ],
      "icons_attention": [
        204,
        51,
        51
      ],
      "ntp_background": [
        204,
        51,
        51
      ],
      "ntp_text": [
        51,
        51,
        51
      ],
      "popup_highlight": [
        153,
        51,
        51
      ],
      "tab_line": [
        51,
        51,
        51
      ],
      "tab_loading": [
        255,
        255,
        255
      ],
      "frame": [
        153,
        51,
        51
      ],
      "tab_background_text": [
        255,
        255,
        255
      ]
    },
    "images": {
      "theme_frame": "vampire.png"
    }
  }
}