Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/578650",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b5a56dc3-2b90-47fc-812f-33dfabf9a26b",
      "cw-b8083b16-6bec-4b81-a98e-eca8c91c5cc0"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-df831f56-6c8a-4885-b56c-b1e7183813b7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/578650",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b8083b16-6bec-4b81-a98e-eca8c91c5cc0"
  }
}
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