Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/82577",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-2136b4ba-ced1-49a5-a6a1-a7bc421d8827",
      "cw-daf924e6-eed9-44d8-bbcc-7ee3434c19ec"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-2523eb9e-49e9-4863-94da-eb4e034518a0",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/82577",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-daf924e6-eed9-44d8-bbcc-7ee3434c19ec"
  }
}