{
    "type": "minecraft:crafting_shaped",
    "pattern": [
        "#I"
    ],
    "key": {
        "#": {
            "item": "minecraft:heavy_weighted_pressure_plate"
        },
        "I": {
            "item": "minecraft:iron_bars"
        }
    },
    "result": {
        "item": "decorative:guardrail",
        "count": 1
    }
}