Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/80302",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-275237f9-e65e-4584-9d47-a33d89dd0a0c",
      "cw-46648bb7-94dd-4d45-bdd5-21351174257d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ede1339a-a6fe-4f11-aff2-5861411c2c88",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/80302",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-46648bb7-94dd-4d45-bdd5-21351174257d"
  }
}