chromium/chrome/test/data/extensions/manifest_tests/permissions_overlapping_api_permissions.json

{
  "name": "Tabs both required and optional",
  "version": "0.0.1.33",
  "manifest_version": 3,
  "description": "Extension with overlapping required and optional API permissions",
  "permissions": [
    "tabs",
    "storage"
  ],
  "optional_permissions": [
    "tabs",
    "bookmarks"
  ]
}