Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/81293",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-add788a3-7641-4185-83c2-1f0f618fb491",
      "cw-ac8a94a8-6c19-459a-b371-2820409fdd46"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-458cfeee-f6ec-4b1d-b301-bdda991921cd",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/81293",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ac8a94a8-6c19-459a-b371-2820409fdd46"
  }
}