Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579572",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-bad4815c-32f8-4ac7-84a8-95f7dcf27290",
      "cw-32380367-480d-4fef-9b40-028ec01bd466"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-223f1a6a-172f-4d4d-8093-e5e44955a528",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579572",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-32380367-480d-4fef-9b40-028ec01bd466"
  }
}