Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/80279",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-dbfe54d8-34c3-4596-9739-8830984d340e",
      "cw-887951d1-f9bb-4cd8-9839-dedfebc72b55"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-2cdf095b-8558-4e27-9e65-8d011b3e8cd7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/80279",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-887951d1-f9bb-4cd8-9839-dedfebc72b55"
  }
}