MineCase/data/minecraft/recipes/repeater.json

{
  "type": "minecraft:crafting_shaped",
  "pattern": [
    "#X#",
    "III"
  ],
  "key": {
    "#": {
      "item": "minecraft:redstone_torch"
    },
    "X": {
      "item": "minecraft:redstone"
    },
    "I": {
      "item": "minecraft:stone"
    }
  },
  "result": {
    "item": "minecraft:repeater"
  }
}