{
    "callsign": "CSC3540",
    "number": "3540",
    "airline_code": "CSC",
    "airport_codes": "ZSYN-ZGHA-ZUYB",
    "_airport_codes_iata": "YNZ-CSX-YBP",
    "_airports": [
        {
            "name": "Yancheng Airport",
            "icao": "ZSYN",
            "iata": "YNZ",
            "location": "Yancheng",
            "countryiso2": "CN",
            "lat": 33.3856,
            "lon": 120.125,
            "alt_feet": 0.0,
            "alt_meters": 0.0
        },
        {
            "name": "Changsha Huanghua International Airport",
            "icao": "ZGHA",
            "iata": "CSX",
            "location": "Changsha",
            "countryiso2": "CN",
            "lat": 28.189199,
            "lon": 113.220001,
            "alt_feet": 217.0,
            "alt_meters": 66.14
        },
        {
            "name": "Yibin Caiba Airport",
            "icao": "ZUYB",
            "iata": "YBP",
            "location": "Yibin",
            "countryiso2": "CN",
            "lat": 28.800556,
            "lon": 104.545,
            "alt_feet": 924.0,
            "alt_meters": 281.64
        }
    ]
}