Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:7958171/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:7958171/canvas/KiFol-2v-3r__870nm.tif",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d161a443-f280-4a2c-b33e-fae44e2f8d08",
      "cw-c5ac022d-0714-42e0-9f5a-898be829b619"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-cd7f484b-0779-4d0a-bb61-e4668d789abf",
    "manifestId": "https://zenodo.org/api/iiif/record:7958171/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c5ac022d-0714-42e0-9f5a-898be829b619",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}