Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:18620/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:18620/canvas/ifl2000_last_proj.tif",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0df33555-11f7-4343-b2c4-46de1d41ebdd",
      "cw-96b233c7-9b5d-469a-a241-8487947f0424"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-99fe6d45-5aa8-4a8b-9fa9-887ccc87f936",
    "manifestId": "https://zenodo.org/api/iiif/record:18620/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-96b233c7-9b5d-469a-a241-8487947f0424",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}