Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/80780",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-88b586b1-468f-49a6-8c9a-73fdd27ea979",
      "cw-adbcddc5-1d99-4e3a-8323-f6d9a4760404"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b0d48cca-bade-4198-8bc5-1c895702d744",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/80780",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-adbcddc5-1d99-4e3a-8323-f6d9a4760404"
  }
}