items:
      1:
        type: dummy
        item:
          material: GRASS
          quantity: 64
        slot: 10
        commandsOnClick:
         - shop wood
      2:
        type: item
        item:
          material: DIRT
          quantity: 64
        buyPrice: 30
        sellPrice: 3
        slot: 11
        commandsOnBuy:
         - shop
        commandsOnSell:
         - shop
        commandsOnSellConsole:
         - say Hey, %PLAYER%!