Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579313",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-626a57fb-e476-4bce-ba6d-f74957f8086b",
      "cw-9e8844e8-7f93-4a34-9062-6ff12e35b991"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-791f3bb2-0602-4d22-9e17-20a9b9a54339",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579313",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9e8844e8-7f93-4a34-9062-6ff12e35b991"
  }
}