{
    "type": "optiontree",
    "tree": {
        "selectors": {
            "sport": {
                "schema": {
                    "type": "string"
                },
                "options": {
                    "type": "select",
                    "noneLabel": "Pick a Sport..."
                }
            },
            "team": {
                "schema": {
                    "type": "string"
                },
                "options": {
                    "type": "select",
                    "noneLabel": "Pick a Team..."
                }
            },
            "player": {
                "schema": {
                    "type": "string"
                },
                "options": {
                    "type": "select",
                    "noneLabel": "Pick a Player..."
                }
            }
        },
        "order": ["sport", "team", "player"],
        "data": [{
            "value": 23,
            "attributes": {
                "sport": "Basketball",
                "team": "Chicago Bulls",
                "player": "Michael Jordan"
            }
        }, {
            "value": 33,
            "attributes": {
                "sport": "Basketball",
                "team": "Chicago Bulls",
                "player": "Scotty Pippen"
            }
        }, {
            "value": 4,
            "attributes": {
                "sport": "Football",
                "team": "Green Bay Packers",
                "player": "Brett Favre"
            }
        }, {
            "value": 19,
            "attributes": {
                "sport": "Baseball",
                "team": "Milwaukee Brewers",
                "player": "Robin Yount"
            }
        }, {
            "value": 99,
            "attributes": {
                "sport": "Hockey",
                "player": "Wayne Gretzky"
            }
        }],
        "horizontal": true
    }
}