Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4657100",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-997d5c45-2d8b-4016-9591-0da5651d1963",
      "cw-e295bfb6-1d04-4044-9978-a1735307b57f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c2e47888-ce32-408d-8fb1-5f7d4bf521b6",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4657100",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e295bfb6-1d04-4044-9978-a1735307b57f"
  }
}