Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/25867",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-95221dff-5f22-46fd-b61d-757fe1cd6970",
      "cw-32bc0233-48a2-4c57-b746-2894afddaabd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-10471d96-c4ac-4586-96a0-ead563997407",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/25867",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-32bc0233-48a2-4c57-b746-2894afddaabd"
  }
}