{
  "type": "minecraft:smithing_transform",
  "template": { "item": "minecraft:netherite_upgrade_smithing_template" },
  "base":     { "item": "minecraft:netherite_axe" },
  "addition": { "item": "create_adamantium:adamantium" },
  "result":   { "item": "create_adamantium:adamantium_axe" }
}