Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://cdm16022.contentdm.oclc.org/iiif/info/mgs/679/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ed87dce9-d9c2-4469-bf4d-93c42ee8d1d0",
      "cw-04684610-8df7-494b-a28f-87d55e2695c1"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-24c497f3-f623-4abf-8ebf-aa644ebd300a",
    "manifestId": "https://cdm16022.contentdm.oclc.org/iiif/info/mgs/679/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-04684610-8df7-494b-a28f-87d55e2695c1"
  }
}