Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4206919",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-619b022b-d54f-471b-acd7-4513233c3523",
      "cw-40d16d5d-7a11-4bd9-a4b6-e4877cd2dd3e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-f4240a82-cb39-4674-b41c-04b5a505d84a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4206919",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-40d16d5d-7a11-4bd9-a4b6-e4877cd2dd3e"
  }
}
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