Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/81410",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4bec791d-80bf-4573-9ade-01e05a5aa88c",
      "cw-e80ca615-cee3-4ade-993d-c7501e45867d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-04694eab-fd14-4c99-af42-74bebc3745f6",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/81410",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e80ca615-cee3-4ade-993d-c7501e45867d"
  }
}