Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/5718947",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3d81cf61-9173-419a-ae8c-3f754cbc53e5",
      "cw-47ed0f4b-cf36-441e-87e3-ef797cbebc86"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4472fadc-e449-4171-8b9b-dae67f5090b1",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/5718947",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-47ed0f4b-cf36-441e-87e3-ef797cbebc86"
  }
}