Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:4316096/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:4316096/canvas/FIGURA%2021.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3e33fde4-7ac3-4c1a-9f2a-8b8a81676a11",
      "cw-6bb0219c-5310-4e8e-91db-9e838d8fe8d4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-4cc1edda-f035-4125-919b-20671ac0514e",
    "manifestId": "https://zenodo.org/api/iiif/record:4316096/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6bb0219c-5310-4e8e-91db-9e838d8fe8d4",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}