Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/208461",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-23e9378a-8310-41d6-a30b-fa089972d108",
      "cw-15077ea5-0cf5-440d-b3bf-ac1cf4418491"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-04cea5a5-06fc-4b54-897e-77bf5f2968b0",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/208461",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-15077ea5-0cf5-440d-b3bf-ac1cf4418491"
  }
}