[
    {
        "nc_var_name": "instrument_ctd",
        "type": "i4",
        "attrs": {
            "serial_number": "0034",
            "make_model": "Sea-Bird GPCTD",
            "comment": "Unpumped",
            "long_name": "Conductivity, Temperature, Depth (CTD) Sensor",
            "calibration_date": " ",
            "user_calibrated": "",
            "factory_calibrated": " ",
            "calibration_report": "",
            "type": "instrument",
            "platform": "platform",
            "deployment" : "542"
        }
    }
]