Examine source code of VirusTotal Lookup

{
  "manifest_version": 3,
  "name": "VirusTotal Lookup",
  "description": "Right-click to search selected text or links on VirusTotal.",
  "version": "2.0",
  "icons": {
    "16": "images/icon16.png",
    "32": "images/icon32.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "contextMenus",
    "tabs"
  ],
  "action": {
    "default_title": "VirusTotal Lookup",
    "default_icon": {
      "16": "images/icon16.png",
      "32": "images/icon32.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b2c3d4e5-f6a7-8901-ab23-cd45ef678901}",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}