Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/statelibrarypa/iiif/53fc88db-9e64-47e7-b461-24f8a30d502e/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c33e410b-8afc-498d-80ec-375f33d20a80",
      "cw-01b5b7a0-261a-4ea6-a056-a0c880ec6870"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-46c829cd-3d6a-4f8c-862a-83df37bd4645",
    "manifestId": "https://iiif.quartexcollections.com/statelibrarypa/iiif/53fc88db-9e64-47e7-b461-24f8a30d502e/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-01b5b7a0-261a-4ea6-a056-a0c880ec6870",
    "thumbnailNavigationPosition": "far-bottom"
  }
}