Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:6398083/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:6398083/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-10e9d4b0-0654-41d4-9c80-74699bb4566b",
      "cw-bb3c3f59-d601-400a-9711-e249570a45bb"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-0b504b84-55f4-4c6c-af5d-b1a2555e13ff",
    "manifestId": "https://zenodo.org/api/iiif/record:6398083/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-bb3c3f59-d601-400a-9711-e249570a45bb",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}