Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/68207",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-59929f6f-9c65-4f9b-9f76-1ef2d565c609",
      "cw-d569d4ce-ee63-4d58-b88c-48f0bef2d9a9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-37e747b6-bff1-4478-998e-8ce21132a549",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/68207",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-d569d4ce-ee63-4d58-b88c-48f0bef2d9a9"
  }
}
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