Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/67611",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6b10e99f-d343-4836-b528-95113f798ba3",
      "cw-b47e79e5-0792-42f1-8889-64e6ae56bb7b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-13169ebc-40b5-457f-b773-76fdeb39106d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/67611",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b47e79e5-0792-42f1-8889-64e6ae56bb7b"
  }
}