Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/80703",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5169a20b-c8d9-4bc7-bd69-dafbbae525ba",
      "cw-a6261be5-8540-49a3-9d2c-0c1a314785b3"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-18836cfc-f739-450e-9f50-4cf98df177c2",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/80703",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a6261be5-8540-49a3-9d2c-0c1a314785b3"
  }
}