Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/25707",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e83c0f38-a45a-445b-bd77-827d36e5c03e",
      "cw-90b3e828-5b80-491e-96fd-c6c1fda978bf"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-cb6a6ae1-4351-4b02-8043-d2d856113d4d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/25707",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-90b3e828-5b80-491e-96fd-c6c1fda978bf"
  }
}