Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4047937",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0dc2e88f-c74a-4411-b671-907efad2d344",
      "cw-049e4008-d8d6-4f25-b0c5-768af6a2c7f0"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6dd2a193-5c49-47f5-b46a-5fef4c6e7dfe",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4047937",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-049e4008-d8d6-4f25-b0c5-768af6a2c7f0"
  }
}