{
    "callsign": "ESR284",
    "number": "284",
    "airline_code": "ESR",
    "airport_codes": "RKPC-RKSS",
    "_airport_codes_iata": "CJU-GMP",
    "_airports": [
        {
            "name": "Jeju International Airport",
            "icao": "RKPC",
            "iata": "CJU",
            "location": "Jeju City",
            "countryiso2": "KR",
            "lat": 33.511299,
            "lon": 126.492996,
            "alt_feet": 118.0,
            "alt_meters": 35.97
        },
        {
            "name": "Gimpo International Airport",
            "icao": "RKSS",
            "iata": "GMP",
            "location": "Seoul",
            "countryiso2": "KR",
            "lat": 37.5583,
            "lon": 126.791,
            "alt_feet": 58.0,
            "alt_meters": 17.68
        }
    ]
}