Examine source code of HTTP Requester

{
  "manifest_version": 2,
  "name": "HTTP Requester",
  "version": "8.3",
  "description": "Send custom HTTP requests (GET, POST, PUT, PATCH, DELETE) to any URL with custom headers and body.",
  "browser_specific_settings": {
    "gecko": {
      "id": "{92566d68-39a9-4a5f-92ed-df98cb2a0ddd}",
      "strict_min_version": "96.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "browser_action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "96": "icons/icon96.png",
      "128": "icons/icon128.png"
    },
    "default_title": "HTTP Requester",
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "96": "icons/icon96.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "tabs"
  ]
}