Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/5277028",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-aec68788-c841-4d67-a2f3-4237484f87d1",
      "cw-64c8eeb6-3f9b-476b-9571-01fae2497cce"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-100a1f85-ce23-4dfb-8611-96ee6c354297",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/5277028",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-64c8eeb6-3f9b-476b-9571-01fae2497cce"
  }
}