Examine source code of Instagram Video Controls

{
  "manifest_version": 2,
  "name": "Instagram Video Controls",
  "version": "1.1.3",
  "author": "Vitor Blanco",
  "description": "Enable instagram video controls",
  "icons": {
    "48": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7f3c2e4b-9d6a-4c8a-8f1e-2b5a9d7c1e64}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.instagram.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ]
}