Examine source code of Pinterest Clean Profile

{
  "manifest_version": 2,
  "name": "Pinterest Clean Profile",
  "version": "1.0",
  "description": "Fixes the positioning of the profile header on Pinterest by changing position: sticky to position: relative",
  "icons": {
    "48": "icon48.png",
    "96": "icon96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "pinterest-clean-profile@psphyo.xyz",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.pinterest.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ]
}