Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/84009",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-389bf3ef-e804-4ce0-935d-e7491f834bff",
      "cw-6f22f092-c81f-491d-aba5-3bee07d6888c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-709b7747-2334-4825-b16e-9ff5745941be",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/84009",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6f22f092-c81f-491d-aba5-3bee07d6888c"
  }
}