Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/9836",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-cac155c0-4d13-45fc-bb27-d717b1ed134b",
      "cw-5b3ee81d-cf8a-41e7-a40e-d66baa23e36b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-20f69dfc-a5d0-4700-82b1-e385e8bd83a4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/9836",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5b3ee81d-cf8a-41e7-a40e-d66baa23e36b"
  }
}