[
  {
    "CoinCost": 150,
    "ExpProvide": 100,
    "ItemID": 231
  },
  {
    "CoinCost": 750,
    "ExpProvide": 500,
    "ItemID": 232
  },
  {
    "CoinCost": 1500,
    "ExpProvide": 1000,
    "ItemID": 233
  },
  {
    "CoinCost": 3000,
    "ExpProvide": 2000,
    "ItemID": 234
  }
]