Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/13681",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4304f973-98dd-4836-bd5a-68bd942355d1",
      "cw-44022c0d-ed7b-419e-9ef7-af46829493d8"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-5ae3aa9e-cba2-4e1f-8bff-6b41ac3184e0",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/13681",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-44022c0d-ed7b-419e-9ef7-af46829493d8"
  }
}