[
  {
    "currency": "HKD",
    "krw_rate": 177.2,
    "rate_date": "2026-07-01"
  },
  {
    "currency": "HKD",
    "krw_rate": 178,
    "rate_date": "2026-08-15"
  },
  {
    "currency": "HKD",
    "krw_rate": 178.4,
    "rate_date": "2026-09-01"
  },
  {
    "currency": "HKD",
    "krw_rate": 178.85,
    "rate_date": "2026-09-15"
  },
  {
    "currency": "USD",
    "krw_rate": 1391.5,
    "rate_date": "2026-09-01"
  },
  {
    "currency": "USD",
    "krw_rate": 1397.2,
    "rate_date": "2026-09-15"
  },
  {
    "currency": "JPY",
    "krw_rate": 9.31,
    "rate_date": "2026-07-01"
  },
  {
    "currency": "JPY",
    "krw_rate": 9.42,
    "rate_date": "2026-09-01"
  },
  {
    "currency": "JPY",
    "krw_rate": 9.48,
    "rate_date": "2026-09-15"
  },
  {
    "currency": "KRW",
    "krw_rate": 1,
    "rate_date": "2026-01-01"
  }
]