{
  "type": "minecraft:chest",
  "pools": [
    {
      "bonus_rolls": 0.0,
      "entries": [
        {
          "type": "minecraft:item",
          "name": "sophisticatedbackpacks:backpack",
          "weight": 7
        },
        {
          "type": "minecraft:item",
          "name": "sophisticatedbackpacks:copper_backpack",
          "weight": 5
        },
        {
          "type": "minecraft:item",
          "name": "sophisticatedbackpacks:iron_backpack",
          "weight": 3
        },
        {
          "type": "minecraft:item",
          "name": "sophisticatedbackpacks:stack_upgrade_starter_tier",
          "weight": 2
        },
        {
          "type": "minecraft:item",
          "name": "sophisticatedbackpacks:pickup_upgrade",
          "weight": 2
        },
        {
          "type": "minecraft:empty",
          "weight": 84
        }
      ],
      "name": "main",
      "rolls": 1.0
    }
  ],
  "random_sequence": "sophisticatedbackpacks:inject/chests/abandoned_mineshaft"
}