{
  "note": "Session hours in LOCAL wall time of each financial centre. Never hardcode UTC — the app converts via IANA timezones so DST is automatic. Edit open/close here if banks ever change hours; no code change needed.",
  "source": "Local business hours convention (Sydney 07:00-16:00 AEST, Tokyo 09:00-18:00 JST, London 08:00-16:30 GMT, New York 08:00-17:00 ET).",
  "marketWeekUtc": { "openDay": 0, "openHourUtc": 22, "closeDay": 5, "closeHourUtc": 22 },
  "sessions": [
    { "id": "sydney", "label": "Sydney", "tz": "Australia/Sydney", "open": "07:00", "close": "16:00", "pairs": "AUD, NZD" },
    { "id": "tokyo", "label": "Tokyo", "tz": "Asia/Tokyo", "open": "09:00", "close": "18:00", "pairs": "JPY, AUD" },
    { "id": "london", "label": "London", "tz": "Europe/London", "open": "08:00", "close": "16:30", "pairs": "EUR, GBP" },
    { "id": "newyork", "label": "New York", "tz": "America/New_York", "open": "08:00", "close": "17:00", "pairs": "USD, EUR" }
  ]
}