Examine source code of Text Selection Enhancer

{
  "manifest_version": 3,
  "name": "Text Selection Enhancer",
  "version": "1.0",
  "description": "Text Selection Enhancer: Boost text selection tools",
  "action": {
    "default_popup": "popup.html",
    "default_icon": "text_selection_enhancer.png"
  },
  "icons": {
    "128": "text_selection_enhancer.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "evelinterraym2259@hotmail.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}