{
  "@type": "neuroglancer_annotations_v1",
  "annotation_type": "POINT",
  "by_id": {
    "key": "by_id"
  },
  "dimensions": {
    "x": [
      "1.8660000000000002e-06",
      "m"
    ],
    "y": [
      "1.8660000000000002e-06",
      "m"
    ],
    "z": [
      "2.0000000000000003e-06",
      "m"
    ]
  },
  "lower_bound": [
    0,
    0,
    0
  ],
  "upper_bound": [
    7331,
    8722,
    3477
  ],
  "properties": [],
  "relationships": [],
  "spatial": [
    {
      "key": "spatial0",
      "grid_shape": [
        1,
        1,
        1
      ],
      "chunk_size": [
        7331.0,
        8722.0,
        3477.0
      ],
      "limit": 10000
    },
    {
      "key": "spatial1",
      "grid_shape": [
        2,
        2,
        1
      ],
      "chunk_size": [
        3665.5,
        4361.0,
        3477.0
      ],
      "limit": 10000
    },
    {
      "key": "spatial2",
      "grid_shape": [
        4,
        4,
        1
      ],
      "chunk_size": [
        1832.75,
        2180.5,
        3477.0
      ],
      "limit": 10000
    },
    {
      "key": "spatial3",
      "grid_shape": [
        8,
        8,
        2
      ],
      "chunk_size": [
        916.375,
        1090.25,
        1738.5
      ],
      "limit": 10000
    },
    {
      "key": "spatial4",
      "grid_shape": [
        16,
        16,
        4
      ],
      "chunk_size": [
        458.1875,
        545.125,
        869.25
      ],
      "limit": 10000
    }
  ]
}