Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/8240643",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b1968b30-cc0c-49d5-83f9-41c53218e754",
      "cw-4df3c57f-ce36-43a1-9046-8a523ad9adb0"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-965fc0a4-0111-446a-82f4-989b422842a6",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/8240643",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-4df3c57f-ce36-43a1-9046-8a523ad9adb0"
  }
}