Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/580862",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-477be854-c11f-4ccd-bcda-12adba67c916",
      "cw-cd89ca65-2e56-40b5-92cd-b7c18fa6e821"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7e7c8851-bbb8-49e0-bd1f-ccc94df2d392",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/580862",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cd89ca65-2e56-40b5-92cd-b7c18fa6e821"
  }
}