Mirador viewer

TypeError: Failed to fetch
{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:2980057/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:2980057/canvas/BR0000006519032.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-393e4aa6-780f-49eb-a49b-7f201430c13d",
      "cw-2624771c-c58f-413d-98bf-8e75dbcfa2e6"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-81df9dc6-6a62-4571-8c79-37bbf3c4ccda",
    "manifestId": "https://zenodo.org/api/iiif/record:2980057/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2624771c-c58f-413d-98bf-8e75dbcfa2e6",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}
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