{
  "graphite": {
    "value": 15,
    "time": 5,
    "quantity": 1,
    "required": {
      "coal": 1
    },
    "building": "crafting"
  },
  "copperBar": {
    "value": 25,
    "time": 10,
    "quantity": 1,
    "required": {
      "copper": 5
    },
    "building": "smelting"
  },
  "ironBar": {
    "value": 40,
    "time": 15,
    "quantity": 1,
    "required": {
      "iron": 5
    },
    "building": "smelting"
  },
  "amberCharger": {
    "value": 4,
    "time": 5,
    "quantity": 1,
    "required": {
      "amber": 1
    },
    "building": "crafting"
  },
  "polishedAmber": {
    "value": 70,
    "time": 30,
    "quantity": 1,
    "required": {
      "amber": 5
    },
    "bullding": "jewel"
  },
  "goldBar": {
    "value": 40,
    "time": 15,
    "quantity": 1,
    "required": {
      "gold": 5
    },
    "building": "smelting"
  },
  "copperNail": {
    "value": 7,
    "time": 20,
    "quantity": 10,
    "required": {
      "copperBar": 1
    },
    "building": "crafting"
  }
}