visualizador Mirador

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dl.uc.pt/json/iiif/10316.2/78957/158413/manifest?manifest=/json/iiif/10316.2/78957/158413/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d600fb37-1bda-4ffa-91c5-ad908807718b",
      "cw-4592add6-80fc-4ee3-b820-28aa98369ce1"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c915e09b-e544-4cf0-88bd-8266d4229e67",
    "manifestId": "https://dl.uc.pt/json/iiif/10316.2/78957/158413/manifest?manifest=/json/iiif/10316.2/78957/158413/manifest",
    "maximized": true,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "canvas",
    "thumbnailNavigationId": "cw-4592add6-80fc-4ee3-b820-28aa98369ce1",
    "thumbnailNavigationPosition": "far-bottom",
    "imageToolsEnabled": true,
    "imageToolsOpen": true,
    "defaultView": "single"
  }
}