Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/ncdcr/iiif/5ef70332-9ea6-4345-b50d-2b2fd96fda2a/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-78ec9237-595e-4d93-9cce-bd9d8ddaaa39",
      "cw-c6747a1a-5d53-4c09-9a28-72728e16ccf4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-fb203c8e-3bd3-4042-bea1-e768e207b804",
    "manifestId": "https://iiif.quartexcollections.com/ncdcr/iiif/5ef70332-9ea6-4345-b50d-2b2fd96fda2a/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c6747a1a-5d53-4c09-9a28-72728e16ccf4",
    "thumbnailNavigationPosition": "far-bottom"
  }
}