Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/8881",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8699db6f-e461-482f-bdd0-c3da34b5052e",
      "cw-cb7e55b0-3327-4582-83c5-cdbf0d3ea617"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-dea491eb-03c7-4332-97e7-352fe3df8095",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/8881",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cb7e55b0-3327-4582-83c5-cdbf0d3ea617"
  }
}