{
    "values": [
        {
            "id": "minecraft:horse",
            "required": false
        },
        {
            "id": "minecraft:mule",
            "required": false
        },
        {
            "id": "minecraft:skeleton_horse",
            "required": false
        },
        {
            "id": "minecraft:zombie_horse",
            "required": false
        }
    ]
}