Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/35828",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7a8cb6bb-9356-44b9-8886-22a5c88d221b",
      "cw-c7c053bf-dc22-4d6a-a637-cfd052403843"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-8d970112-ac61-496f-91e8-eaa574f744a4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/35828",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c7c053bf-dc22-4d6a-a637-cfd052403843"
  }
}