Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4089243",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6cecb812-3dc6-4b99-aab2-6256689ccea0",
      "cw-4d5ea0df-6b12-472d-a962-3ab610cd1830"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-96d317d5-fba7-48a9-a2b3-52dae33ef03c",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4089243",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-4d5ea0df-6b12-472d-a962-3ab610cd1830"
  }
}