{ "model": { "type": "minecraft:select", "cases": [ { "model": { "type": "minecraft:model", "model": "minecraft:item/iron_spear" }, "when": [ "gui", "ground", "fixed", "on_shelf" ] } ], "fallback": { "type": "minecraft:model", "model": "minecraft:item/iron_spear_in_hand" }, "property": "minecraft:display_context" }, "swap_animation_scale": 1.95 }