Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3726517",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d889ceef-8beb-41e4-b674-b6433e4dfa81",
      "cw-55db8424-6315-4130-96ba-9b0b3c580ce8"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b4fb7da3-9786-453e-bffd-a07d19c8a48f",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3726517",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-55db8424-6315-4130-96ba-9b0b3c580ce8"
  }
}