chromium/chrome/test/data/extensions/permissions/socket_one_domain_two_hostnames.json

{
  "name": "Socket permission",
  "version": "1.0.1",
  "manifest_version": 2,
  "permissions": [{"socket": ["tcp-connect:foo.example.com",
                              "udp-send-to:bår.example.com",
                              "tcp-connect:*.example.org"]}],
  "app": {"background": {"scripts": ["doesnt_exist.js"]}}
}