{
    "keys": [
        "announcement",
        "departures_board:speech_output"
    ],
    "prerequisiteTag": {
        "key": "departures_board",
        "valueNot": "no"
    },
    "type": "manyCombo",
    "label": "Departure Announcement",
    "strings": {
        "options": {
            "announcement": "Automatic",
            "departures_board:speech_output": "Upon Button Press"
        }
    }
}