Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4629139",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5af8919e-e86e-4e13-8522-344da7b5becf",
      "cw-127d7888-e93c-487d-982d-34ee76a58b50"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0a5490cc-aa05-4db0-8df5-59ae2309e871",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4629139",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-127d7888-e93c-487d-982d-34ee76a58b50"
  }
}