visualizador Mirador

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dl.uc.pt/json/iiif/10316.2/71934/121752/manifest?manifest=/json/iiif/10316.2/71934/121752/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a3b6e8a5-6834-41fe-8da0-5094de0dd765",
      "cw-b6ff03ca-4158-4403-ba7e-24d80847df92"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-f595fae3-30e5-471f-89fc-f75069059384",
    "manifestId": "https://dl.uc.pt/json/iiif/10316.2/71934/121752/manifest?manifest=/json/iiif/10316.2/71934/121752/manifest",
    "maximized": true,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "canvas",
    "thumbnailNavigationId": "cw-b6ff03ca-4158-4403-ba7e-24d80847df92",
    "thumbnailNavigationPosition": "far-bottom",
    "imageToolsEnabled": true,
    "imageToolsOpen": true,
    "defaultView": "single"
  }
}