Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/statelibrarypa/iiif/e8db10a7-f0f1-45ab-ba52-dbf8a390d3ce/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d75087b0-6262-4b33-9226-d0fe18c8e7d0",
      "cw-9a63ebe2-a396-4f19-bab8-b5304cf52718"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-348cc8b5-4d56-4310-96cb-a7f9a7420d63",
    "manifestId": "https://iiif.quartexcollections.com/statelibrarypa/iiif/e8db10a7-f0f1-45ab-ba52-dbf8a390d3ce/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9a63ebe2-a396-4f19-bab8-b5304cf52718",
    "thumbnailNavigationPosition": "far-bottom"
  }
}