Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/61394",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-42a55e71-1e04-42c2-9ae8-6ead33b9d165",
      "cw-2d8db794-641d-4315-98c4-8fdd35b44d0d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d18cca5d-8de7-4de9-89cf-1d05c80aa0f7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/61394",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2d8db794-641d-4315-98c4-8fdd35b44d0d"
  }
}
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