Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3850409",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6283d0c5-9a44-41c5-be15-498538252b09",
      "cw-a87c54fb-6cd0-486b-b65c-3ecc65c08b85"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-73844e91-a985-4707-be1e-d3f0b3bb3ea4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3850409",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a87c54fb-6cd0-486b-b65c-3ecc65c08b85"
  }
}