TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://digitalcollections.library.gsu.edu/iiif/2/broadcast:1992/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-54f01d32-35e1-4c69-8cf9-db95ec540cc7",
      "cw-9d7cda12-ea64-4441-aa1a-646b4e96666e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-aea7f282-054c-4b8d-af6e-a13a3b8fb6b8",
    "manifestId": "https://digitalcollections.library.gsu.edu/iiif/2/broadcast:1992/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9d7cda12-ea64-4441-aa1a-646b4e96666e",
    "thumbnailNavigationPosition": "none",
    "allowClose": false,
    "loadedManifest": "https://digitalcollections.library.gsu.edu/iiif/2/broadcast:1992/manifest.json",
    "allowFullscreen": true,
    "allowMaximize": false
  }
}