Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3457862",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-fbf5e6b9-9a25-459f-8101-bf1a0ee25436",
      "cw-39f237a5-d3c8-4eb6-b945-c339922e18cf"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-2e74c868-e932-404e-be51-f6da96a1796f",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3457862",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-39f237a5-d3c8-4eb6-b945-c339922e18cf"
  }
}