Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/10290",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3c60d6d8-5eb9-409e-ae8a-7f003fee4cfa",
      "cw-e33fb5f7-18e0-419d-a941-f865f6c98e03"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-60f1aaa5-3227-4ad1-b0e7-a4b8e2b024cb",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/10290",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e33fb5f7-18e0-419d-a941-f865f6c98e03"
  }
}