Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/imb/iiif/7202f501-ac99-469f-9a7b-f7a31d93e11d/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-bb3c8066-e351-474a-b5ca-d3b416a397cc",
      "cw-95e68dab-972f-4a40-b252-4def6a3fb6f0"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-981be4cb-4575-40a6-965d-931db35c5e4a",
    "manifestId": "https://iiif.quartexcollections.com/imb/iiif/7202f501-ac99-469f-9a7b-f7a31d93e11d/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-95e68dab-972f-4a40-b252-4def6a3fb6f0",
    "thumbnailNavigationPosition": "far-bottom"
  }
}