{
  "operation": "nest",
  "input": {
    "units": "mm",
    "time_limit_s": 1,
    "objective": "min-stock-cost",
    "parts": [
      {
        "id": "frame",
        "outer": [
          [
            0,
            0
          ],
          [
            100,
            0
          ],
          [
            100,
            100
          ],
          [
            0,
            100
          ]
        ],
        "holes": [
          [
            [
              20,
              20
            ],
            [
              80,
              20
            ],
            [
              80,
              80
            ],
            [
              20,
              80
            ]
          ]
        ],
        "quantity": 1,
        "rotations_deg": [
          0
        ]
      },
      {
        "id": "small",
        "outer": [
          [
            0,
            0
          ],
          [
            30,
            0
          ],
          [
            30,
            30
          ],
          [
            0,
            30
          ]
        ],
        "quantity": 1,
        "rotations_deg": [
          0
        ]
      }
    ],
    "sheets": [
      {
        "id": "foam-120",
        "size_mm": [
          120,
          120
        ],
        "quantity": 1,
        "cost_cents": 250
      }
    ],
    "spacing_mm": 0,
    "border_mm": 5
  }
}