[
  26,
  [
    8,
    {
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        3,
        7,
        [
          3,
          7,
          [
            4,
            "Integer"
          ],
          [
            4,
            null,
            [
              15,
              1
            ],
            [
              15,
              2
            ],
            [
              15,
              3
            ]
          ]
        ],
        [
          4,
          null,
          [
            15,
            1
          ],
          [
            15,
            2
          ],
          [
            15,
            3
          ]
        ]
      ],
      "bar": [
        5,
        "Integer"
      ],
      "baz": [
        5,
        "Integer",
        [
          15,
          1
        ]
      ]
    }
  ],
  [
    7,
    {
      "foo": [
        0,
        "List",
        "Integer"
      ],
      "bar": [
        0,
        "Optional",
        "Integer"
      ],
      "baz": [
        0,
        "Optional",
        "Integer"
      ]
    }
  ]
]