Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4401119",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-35dfb29f-08e6-46f7-aaaa-ee30fea8c102",
      "cw-6e60401c-c66c-4c1a-a11b-a9b968056dc1"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-47e2feb1-348c-4f5f-a060-00dff4f6452e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4401119",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6e60401c-c66c-4c1a-a11b-a9b968056dc1"
  }
}