Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/27100",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5e880f47-e8a7-49bd-a362-8c2de30c7dfa",
      "cw-44f12dd2-069f-48fd-87c8-e9ff5c86b56b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6443c8c1-f0c3-4539-aff3-3671664d2f45",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/27100",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-44f12dd2-069f-48fd-87c8-e9ff5c86b56b"
  }
}