Examine source code of Miles Morales In Space

{
  "name": "Miles Morales In Space",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "Untitled32_20230611010828.png"
    },
    "colors": {
      "frame": "rgba(0, 0, 0, 1)",
      "tab_background_text": "rgba(0, 15, 148, 1)",
      "toolbar": "rgba(0, 0, 0, 0.36)",
      "bookmark_text": "rgba(121, 0, 140, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0.72)",
      "toolbar_field_text": "rgba(112, 0, 0, 1)",
      "tab_line": "rgba(150, 150, 150, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7472b4a1-56af-42e7-a006-7a2cb9aef25b}"
    }
  }
}