Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/80709",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-38103ed0-3985-44df-9955-2dc3f4c06d27",
      "cw-b12aba55-2723-4386-b491-d83443aba5b7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1f69c3cb-e505-44cf-9b4a-658147f72628",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/80709",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b12aba55-2723-4386-b491-d83443aba5b7"
  }
}