{
  "type": "minecraft:smithing_transform",
  "template": {
    "item": "superbwarfare:m_4_blueprint"
  },
  "base": {
    "item": "superbwarfare:rare_material_pack"
  },
  "addition": {
    "item": "superbwarfare:steel_ingot"
  },
  "result": {
    "item": "superbwarfare:m_4"
  }
}