Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/5973905",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-79d7158c-5009-469d-94bd-e1d5ae0c6595",
      "cw-ba4083f7-5360-4f4c-8186-5e975d514d83"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-bfe9ce5e-11df-4bf5-8dc3-498f29f6653d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/5973905",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ba4083f7-5360-4f4c-8186-5e975d514d83"
  }
}