{
  "brand": "example-group",
  "domains": ["example-site.com", "sample-bet.net", "demo-play.co.kr"],
  "history": [
    { "domain": "demo-play.co.kr", "first_seen": "2026-01-09", "last_seen": "2026-03-01" },
    { "domain": "sample-bet.net", "first_seen": "2026-03-02", "last_seen": "2026-05-10" },
    { "domain": "example-site.com", "first_seen": "2026-05-14", "last_seen": "2026-08-21" }
  ]
}