Examine source code of Aura V2

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "AuraV2",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-042-ce07393efde7786b9dae05d4718b10e5.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 164, 255, 0.41)",
      "toolbar_text": "rgb(138, 255, 209)",
      "frame": "rgb(60, 105, 134)",
      "tab_background_text": "rgb(0, 255, 236)",
      "toolbar_field": "rgb(240, 240, 240)",
      "toolbar_field_text": "rgb(123, 127, 204)",
      "tab_line": "rgb(0, 209, 255)",
      "popup": "rgb(16, 21, 21)",
      "popup_text": "rgb(60, 105, 134)",
      "tab_loading": "rgb(0, 209, 255)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c460f747-4d19-4cce-b193-bd740abc868e}"
    }
  }
}