LootTable

Loot:
#has a chance of placing a stack of between 1-5 stone blocks in the chest
  SomeItemNameHere:
    Type: item
    Material: IRON_INGOT
    Chance: 80
    MinAmount: 1
    MaxAmount: 5
  #has a chance of placing a stack of between 1-5 grass blocks in the chest
  SomeItemNameHere2:
    Type: item
    ID: GOLD_INGOT
    Chance: 30
    MinAmount: 1
    MaxAmount: 4
  SomeItemNameHere3:
    Type: item
    Material: NAME_TAG
    Chance: 5
    MinAmount: 1
    MaxAmount: 2
  AwesomeDamagedOverpoweredSword:
    Type: item
    Material: DIAMOND_SWORD
    Data: 5
    Display: "Stabby Stab Stab"
    Enchantments:
    - DAMAGE_ALL:4
    - DURABILITY:3
    - KNOCKBACK:2
    Chance: 1
    MinAmount: 1
    MaxAmount: 1
Options:
#MaxItems - the maximum amount of items which will be placed in the chest
  #MinItems - the minimum amount of items which will be placed in the chest
  MaxItems: 15
  MinItems: 8