{
    "callsign": "DKH1772",
    "number": "1772",
    "airline_code": "DKH",
    "airport_codes": "ZLXY-ZSNJ",
    "_airport_codes_iata": "XIY-NKG",
    "_airports": [
        {
            "name": "Xi'an Xianyang International Airport",
            "icao": "ZLXY",
            "iata": "XIY",
            "location": "Xianyang",
            "countryiso2": "CN",
            "lat": 34.447102,
            "lon": 108.751999,
            "alt_feet": 1572.0,
            "alt_meters": 479.15
        },
        {
            "name": "Nanjing Lukou Airport",
            "icao": "ZSNJ",
            "iata": "NKG",
            "location": "Nanjing",
            "countryiso2": "CN",
            "lat": 31.742001,
            "lon": 118.862,
            "alt_feet": 49.0,
            "alt_meters": 14.94
        }
    ]
}