Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/2805",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-209f6a7d-25dc-41d8-9f09-e5001a7d9d2c",
      "cw-7104db22-9792-4666-975d-861e5aff46b4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-46543a9f-fed7-415f-b698-476ee8d438a6",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/2805",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7104db22-9792-4666-975d-861e5aff46b4"
  }
}