Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://cdm16022.contentdm.oclc.org/iiif/info/mgs/1052/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0a47c7a7-339c-43c1-ac23-d738b2aabe99",
      "cw-027ba099-ab65-4d33-ab73-da26bdce0988"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-63eedea0-c50e-4ee6-bece-16a9e910c858",
    "manifestId": "https://cdm16022.contentdm.oclc.org/iiif/info/mgs/1052/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-027ba099-ab65-4d33-ab73-da26bdce0988"
  }
}