Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3909541",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4f26afe6-437a-42d1-b566-ed26c9fded05",
      "cw-30dcc7b2-f952-4bce-91bd-52bf2c325603"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-f885f250-434d-4560-86b8-d43a17aacc91",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3909541",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-30dcc7b2-f952-4bce-91bd-52bf2c325603"
  }
}