Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:2988034/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:2988034/canvas/BR0000011962328.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-99868e0a-1788-4591-914c-bbc8db416286",
      "cw-48395de1-443f-46ea-8fe6-c0a8f252c2a2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-e73c6198-edad-4336-98c5-64aa900ab08f",
    "manifestId": "https://zenodo.org/api/iiif/record:2988034/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-48395de1-443f-46ea-8fe6-c0a8f252c2a2",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}