Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/statelibrarypa/iiif/5f8c9131-fff8-4763-9d4e-d65ca93217e9/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-dbcad250-43a7-444c-a2b3-be0edc76125a",
      "cw-f69b8982-884f-4980-aed6-89e8555015ee"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-e3c655e6-6379-401d-bc32-c720e5c9a26f",
    "manifestId": "https://iiif.quartexcollections.com/statelibrarypa/iiif/5f8c9131-fff8-4763-9d4e-d65ca93217e9/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-f69b8982-884f-4980-aed6-89e8555015ee",
    "thumbnailNavigationPosition": "far-bottom"
  }
}