Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3099969",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-47b0b62b-dbf5-456d-a549-4922aebd8434",
      "cw-81cbc5fc-b26e-4047-9693-dbb6ffb7f2a7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7b808c21-891e-4ccb-9c69-a4087e5c2c5f",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3099969",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-81cbc5fc-b26e-4047-9693-dbb6ffb7f2a7"
  }
}