{"format_version": 1, size: [5, 2, 5], structure: {"block_indices": [[0, 0, 0, 0, 0, 0, 1, 2, 1, 0, 0, 3, 1, 3, 0, 1, 0, 0, 0, 1, 0, 1, 2, 1, 0, 2, 0, 4, 0, 2, 0, 3, 1, 3, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 2, 1, 0], [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1]], entities: [], palette: {default: {"block_palette": [{name: "minecraft:air", states: {}, version: 17760256}, {name: "minecraft:magma", states: {}, version: 17760256}, {name: "minecraft:netherrack", states: {}, version: 17760256}, {name: "minecraft:prismarine", states: {"prismarine_block_type": "dark"}, version: 17760256}, {name: "minecraft:chest", states: {"facing_direction": 4}, version: 17760256}], "block_position_data": {27: {"block_entity_data": {Findable: 0b, Items: [{Count: 1b, Damage: 322s, ItemIdentifier: "new:tamableatmosphere", Name: "minecraft:spawn_egg", Slot: 15b}], id: "Chest", isMovable: 1b, x: 422, y: 67, z: 383}}}}}}, "structure_world_origin": [420, 66, 381], "extra": "made by MACHINE_BUILDER structure generator"}