Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/9771348",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6c47b836-57eb-4064-96f8-62e9f4e2ce84",
      "cw-129e8d67-6f70-4952-a4f7-79163c3db315"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-66bdb5ff-6902-4bd5-9a9a-962cbcb84089",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/9771348",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-129e8d67-6f70-4952-a4f7-79163c3db315"
  }
}