{
    "0": {"col_2": "100", "CrafterLevel": "0", "ExpRewardPerItem": "0"},
    "1": {"col_2": "150", "CrafterLevel": "70", "ExpRewardPerItem": "259822"},
    "2": {"col_2": "150", "CrafterLevel": "73", "ExpRewardPerItem": "295466"},
    "3": {"col_2": "150", "CrafterLevel": "75", "ExpRewardPerItem": "335164"},
    "4": {"col_2": "150", "CrafterLevel": "78", "ExpRewardPerItem": "424622"},
    "5": {"col_2": "100", "CrafterLevel": "0", "ExpRewardPerItem": "0"}
}