Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/statelibrarypa/iiif/35b203dc-d288-4e4b-ab53-6aac80c17882/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-2b11a8ef-5417-4259-b8cc-71549c64277a",
      "cw-57208634-3106-4958-8a08-df98e6186559"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6ee70555-5e62-43f1-b07c-8119e648f516",
    "manifestId": "https://iiif.quartexcollections.com/statelibrarypa/iiif/35b203dc-d288-4e4b-ab53-6aac80c17882/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-57208634-3106-4958-8a08-df98e6186559",
    "thumbnailNavigationPosition": "far-bottom"
  }
}