Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/13664",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3b3be49b-fd79-4b39-97fc-e0df00fee315",
      "cw-aaddaee8-98ef-4858-b290-2c0400be67c9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-066783c3-8e9a-4b05-811a-7f111dec0784",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/13664",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-aaddaee8-98ef-4858-b290-2c0400be67c9"
  }
}