Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/statelibrarypa/iiif/f7ca7be6-ff35-484c-a119-4d2236e12781/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-cb29bec2-88df-4791-ac03-8c931915e563",
      "cw-35fea368-62f4-412f-a9e9-968053f363f5"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-2128e03e-1089-45a9-ac32-3b729e87578e",
    "manifestId": "https://iiif.quartexcollections.com/statelibrarypa/iiif/f7ca7be6-ff35-484c-a119-4d2236e12781/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-35fea368-62f4-412f-a9e9-968053f363f5",
    "thumbnailNavigationPosition": "far-bottom"
  }
}