Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/14228",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-dc41b225-a278-4189-8e50-b1e26991cccc",
      "cw-bd9c19e2-d77a-4203-8901-77bf20d59c98"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7104e769-7871-43f7-9849-fa5daecfaf3d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/14228",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-bd9c19e2-d77a-4203-8901-77bf20d59c98"
  }
}