Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/14862",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a6ca2a63-0e73-47cd-a5bb-2aed7d7f2ad2",
      "cw-bce9537c-2f41-4410-b904-0345c7960df5"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3a8fa55b-bf17-44fb-b000-302dd9583c8a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/14862",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-bce9537c-2f41-4410-b904-0345c7960df5"
  }
}