Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/25025",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-966bea39-a6b6-4cfd-a4e7-5fc0bf85f654",
      "cw-e03a9dc7-2188-42e8-a1a0-d715858eebfd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4330e887-fab4-48c3-ac81-b6c43eac3280",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/25025",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e03a9dc7-2188-42e8-a1a0-d715858eebfd"
  }
}