{
    "destination": {
        "ui:widget": "typeahead",
        "ui:options": {
            "category": "cities",
            "itemFormat": "{name} ({state}, {country})"
        }
    },
    "stateOfOrigin": {
        "ui:widget": "typeahead",
        "ui:options": {
            "category": "states",
            "itemFormat": "{name} ({country})"
        }
    },
    "someCountry": {
        "ui:widget": "typeahead",
        "ui:options": {
            "category": "countries",
            "itemFormat": "{name}"
        }
    },
    "someEmployee": {
        "ui:widget": "typeahead",
        "ui:options": {
            "category": "employees",
            "itemFormat": "{first_name} {last_name}"
        }
    },
    "ui:order": [
        "destination",
        "stateOfOrigin",
        "someCountry",
        "someEmployee"
    ]
}