Fly for 30min:
    # Item
    Material: 'ELYTRA'
    Data: 0
    Amount: 1
    Name: '&fBuy &cFly &ffor &c30m'
    # You can set skulls of the player using the following
    # Remove the # to enable
    #Skull: '%Player%'
    Lore:
    - '&c&lCost: &430 &bVoting Points'
    # Number of voting points this cost
    Cost: 30
    # Permission required, leave blank for no permission
    Permission: ''
    # Limit how many times you can buy this
    #Limit: 3
    # If true, item is not buyable
    #NotBuyable: false
    # Rewards to run if player buys successfully
    Rewards:
      Commands:
       - fly %player% add 30m