Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/1571489",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d9a68332-43bc-4625-a48b-782de0d7cb3d",
      "cw-ff88228e-7132-4d24-906e-9fe9bc34f5f8"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d41482e9-fe1a-43eb-95c9-ce7710e1bcb7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/1571489",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ff88228e-7132-4d24-906e-9fe9bc34f5f8"
  }
}