{
  "station_id": "SPKU_SUDIRMAN_01",
  "location": "Jakarta Pusat",
  "readings": [
    {"timestamp": "2026-10-08T00:00:00Z", "pm25": 42.5, "pm10": 65.0, "so2": 12.1, "co": 0.8, "ispu_val": 68, "kategori": "SEDANG"},
    {"timestamp": "2026-10-08T01:00:00Z", "pm25": 38.0, "pm10": 58.2, "so2": 10.5, "co": 0.7, "ispu_val": 60, "kategori": "SEDANG"},
    {"timestamp": "2026-10-08T02:00:00Z", "pm25": 45.2, "pm10": 70.1, "so2": 13.0, "co": 0.9, "ispu_val": 72, "kategori": "SEDANG"},
    {"timestamp": "2026-10-08T03:00:00Z", "pm25": 51.0, "pm10": 82.4, "so2": 15.2, "co": 1.1, "ispu_val": 80, "kategori": "SEDANG"}
  ]
}