Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/2568",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7fbd53c7-bf2b-4a32-b24a-f6804ed2e9c7",
      "cw-c8b1226d-30b3-4f3b-8987-707071587309"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3fd972df-d330-460c-9a18-0dbbb3dfb04b",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/2568",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c8b1226d-30b3-4f3b-8987-707071587309"
  }
}