Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/46601",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ba20def8-33e6-4c0a-bec1-4a668a8845c4",
      "cw-4c323eee-cec8-463e-848e-d609df71f7d5"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-67535048-d568-43c9-a7a8-17b7135d49d9",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/46601",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-4c323eee-cec8-463e-848e-d609df71f7d5"
  }
}