{ "version": 1, "type": "Server.Items.BaseTreasureChest", "properties": [ { "name": "Level", "type": "Server.Items.BaseTreasureChest.TreasureLevel", "rule": "EnumMigrationRule" }, { "name": "MinSpawnTime", "type": "System.TimeSpan", "rule": "PrimitiveTypeMigrationRule" }, { "name": "MaxSpawnTime", "type": "System.TimeSpan", "rule": "PrimitiveTypeMigrationRule" } ] }