Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/7725244",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-014534a7-0f9e-4b33-90cd-f4f950ce5546",
      "cw-ce0672d0-8cdc-46fa-b430-cfcfc8c21ed4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a177c732-cccd-491a-b3a7-2e99961e180e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/7725244",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ce0672d0-8cdc-46fa-b430-cfcfc8c21ed4"
  }
}