Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://sandbox.zenodo.org/api/iiif/record:112365/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://sandbox.zenodo.org/api/iiif/record:112365/canvas/BedBug-Pest-Control-Solutions-black-small-size.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
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    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-97c62e8e-835b-4371-a9cb-40969f0267e3",
    "manifestId": "https://sandbox.zenodo.org/api/iiif/record:112365/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-66df0a8c-a307-49ac-a73d-0a5804fe536d",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
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}