{
    "type": "minecraft:crafting_shapeless",
    "ingredients": [
        {
            "item": "minecraft:iron_ingot"
        },
        {
            "item": "minecraft:gunpowder"
        },
        {
            "item": "minecraft:orange_concrete"
        }
    ],
    "result": {
        "item": "minecraft:knowledge_book",
        "count": 1
    }
}