{
    "fields": [
        {
            "constraints": {
                "required": true,
                "type": "http://www.w3.org/2001/XMLSchema#dateTime"
            },
            "name": "Month-Year",
            "title": "Month-Year"
        },
        {
            "constraints": {
                "required": true,
                "type": "http://www.w3.org/2001/XMLSchema#string"
            },
            "name": "Mode",
            "title": "Mode"
        },
        {
            "constraints": {
                "required": true,
                "type": "http://www.w3.org/2001/XMLSchema#int"
            },
            "name": "Passenger trips",
            "title": "Passenger trips"
        }
    ]
}