{
    "callsign": "DKH2230",
    "number": "2230",
    "airline_code": "DKH",
    "airport_codes": "ZJSY-ZSPD",
    "_airport_codes_iata": "SYX-PVG",
    "_airports": [
        {
            "name": "Sanya Phoenix International Airport",
            "icao": "ZJSY",
            "iata": "SYX",
            "location": "Sanya",
            "countryiso2": "CN",
            "lat": 18.3029,
            "lon": 109.412003,
            "alt_feet": 92.0,
            "alt_meters": 28.04
        },
        {
            "name": "Shanghai Pudong International Airport",
            "icao": "ZSPD",
            "iata": "PVG",
            "location": "Shanghai",
            "countryiso2": "CN",
            "lat": 31.1434,
            "lon": 121.805,
            "alt_feet": 13.0,
            "alt_meters": 3.96
        }
    ]
}