Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/68650",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-05ba1b38-4577-417c-9bce-accf3d60432c",
      "cw-01af80c3-d2d4-415e-8d08-4fc61700141c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7fbb5f5d-bb0f-4c9c-b7d3-22f9bcb79d04",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/68650",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-01af80c3-d2d4-415e-8d08-4fc61700141c"
  }
}