{
    "type": "minecraft:crafting_shaped",
    "pattern": [
        "m",
        "e"
    ],
    "key": {
        "e": {
            "item": "vanillaexcavators:bone_excavator"
        },
        "m":{
            "item" :"minecraft:iron_block"
        }

    },
    "result": {
        "item": "vanillaexcavators:iron_excavator",
        "count": 1
    }
}
