{
    "callsign": "DKH2291",
    "number": "2291",
    "airline_code": "DKH",
    "airport_codes": "ZSPD-ZJHK",
    "_airport_codes_iata": "PVG-HAK",
    "_airports": [
        {
            "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
        },
        {
            "name": "Haikou Meilan International Airport",
            "icao": "ZJHK",
            "iata": "HAK",
            "location": "Haikou",
            "countryiso2": "CN",
            "lat": 19.9349,
            "lon": 110.459,
            "alt_feet": 75.0,
            "alt_meters": 22.86
        }
    ]
}