Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/69266",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-06244666-417f-4890-94e5-001adf3da15f",
      "cw-d8b9e886-d600-46ec-a689-e8ed7b7716c5"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b08bac8d-0588-4aa3-a33f-f8274d1b872a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/69266",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-d8b9e886-d600-46ec-a689-e8ed7b7716c5"
  }
}