{
  "type": "minecraft:crafting_shaped",
  "category": "redstone",
  "key": {
    "#": "minecraft:cobblestone",
    "R": "minecraft:redstone",
    "T": "#minecraft:planks",
    "X": "minecraft:iron_ingot"
  },
  "pattern": [
    "TTT",
    "#X#",
    "#R#"
  ],
  "result": {
    "count": 1,
    "id": "minecraft:piston"
  }
}