Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:252995/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:252995/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e98df4d3-728e-431e-9a45-50835de827a1",
      "cw-512a5d1d-ce23-48a1-9c91-ffb98e0630a4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-814ddd83-72b1-47b2-ac07-7af2a49e9eee",
    "manifestId": "https://zenodo.org/api/iiif/record:252995/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-512a5d1d-ce23-48a1-9c91-ffb98e0630a4",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}