{
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    "costs": {
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      "2": { "stone": 5, "wood": 10 },
      "3": { "stone": 50, "wood": 50 },
      "4": { "stone": 500, "wood": 100 }
    },
    "lighthouseLevels": {
      "1": 1,
      "2": 4
    },
    "maxAmountPerLighthouseLevel": {
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      "2": 2,
      "3": 4
    },
    "productionTimeInSec": {
      "1": 30,
      "2": 28,
      "3": 25,
      "4": 20
    }
  },
  "SAWMILL": {
    "maxLevel": 5,
    "costs": {
      "1": { "wood": 1 },
      "2": { "stone": 54, "wood": 40 }
    },
    "lighthouseLevels": {
      "1": 1,
      "2": 3
    },
    "maxAmountPerLighthouseLevel": {
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      "2": 2,
      "3": 4
    },
    "productionTimeInSec": {
      "1": 30,
      "2": 28,
      "3": 25,
      "4": 20
    }
  },
  "BARRACKS": {
    "maxLevel": 5,
    "costs": {
      "1": { "wood": 1 },
      "2": { "stone": 54, "wood": 40 }
    },
    "lighthouseLevels": {
      "1": 1,
      "2": 3
    },
    "maxAmountPerLighthouseLevel": {
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      "2": 2,
      "3": 4
    },
    "productionTimeInSec": {
      "1": 30,
      "2": 28,
      "3": 25,
      "4": 20
    }
  },
  "ANIMAL_ENCLOSURE": {
    "maxLevel": 5,
    "costs": {
      "1": { "wood": 1 },
      "2": { "stone": 54, "wood": 40 }
    },
    "lighthouseLevels": {
      "1": 1,
      "2": 3
    },
    "maxAmountPerLighthouseLevel": {
      "1": 1,
      "2": 2,
      "3": 4
    },
    "productionTimeInSec": {
      "1": 30,
      "2": 28,
      "3": 25,
      "4": 20
    }
  },
  "MINE": {
    "maxLevel": 5,
    "costs": {
      "1": { "wood": 1 },
      "2": { "stone": 54, "wood": 40 }
    },
    "lighthouseLevels": {
      "1": 1,
      "2": 3
    },
    "maxAmountPerLighthouseLevel": {
      "1": 1,
      "2": 2,
      "3": 4
    },
    "productionTimeInSec": {
      "1": 30,
      "2": 28,
      "3": 25,
      "4": 20
    }
  }
}