Examine source code of GraphQL Network Inspector

{
  "name": "GraphQL Network Inspector",
  "version": "2.19.0",
  "description": "Simple and clean network inspector for GraphQL",
  "icons": {
    "128": "icon.png"
  },
  "manifest_version": 3,
  "permissions": [],
  "devtools_page": "devtools/devtools.html",
  "content_scripts": [
    {
      "matches": [
        "https://www.graphdev.app/draft?*"
      ],
      "js": [
        "contentScript_export.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "warrenjday@graphqlnetworkinspector.com"
    }
  }
}