{
  "description": {
    "translate": "enchantment.minecraft.aqua_affinity"
  },
  "supported_items": "#minecraft:enchantable/head_armor",
  "weight": 2,
  "max_level": 1,
  "min_cost": {
    "base": 1,
    "per_level_above_first": 0
  },
  "max_cost": {
    "base": 41,
    "per_level_above_first": 0
  },
  "anvil_cost": 4,
  "slots": [
    "head"
  ],
  "effects": {
    "minecraft:attributes": [
      {
        "id": "minecraft:enchantment.aqua_affinity",
        "attribute": "minecraft:submerged_mining_speed",
        "amount": {
          "base": 4.0,
          "per_level_above_first": 4.0,
          "type": "minecraft:linear"
        },
        "operation": "add_multiplied_total"
      }
    ]
  }
}