Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/70885",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-380c1d9d-247b-4a92-b451-6c5d9751c46b",
      "cw-8f161232-a77b-4601-a5b7-0352a65fc95e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-314f6ddb-bfc1-4028-be19-edb7d336e960",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/70885",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8f161232-a77b-4601-a5b7-0352a65fc95e"
  }
}