Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/3241",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8b2ec007-246d-4106-ae8f-15a030701480",
      "cw-98cf33d8-4ff8-44d8-b309-b64a69a34414"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1c642ee8-de7f-4405-a1b4-45cf5d9fdd42",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/3241",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-98cf33d8-4ff8-44d8-b309-b64a69a34414"
  }
}