Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/40325",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0746f234-38c9-4294-8ce2-76217244960c",
      "cw-3cb8e74e-156d-4c2f-9f02-0b035b5a78ae"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-2f852ad5-aeca-4ddf-86b9-8b7f6b0bc2de",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/40325",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3cb8e74e-156d-4c2f-9f02-0b035b5a78ae"
  }
}