PhysicalConnectivity/src/main/resources/data/phycon/recipes/twisted_pair.json

{
  "type": "minecraft:crafting_shaped",
  "pattern": [
    "NNN",
    "   ",
    "NNN"
  ],
  "key": {
    "N": {"tag": "c:copper_nuggets"}
  },
  "result": {
    "item": "phycon:twisted_pair"
  }
}