Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/46351",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6a2170b3-4cdc-4730-b517-e008db8547bd",
      "cw-811f3f1e-2e54-4696-a806-11b17b6abb89"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-94a680b2-702d-40ce-8898-b3e6a7327476",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/46351",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-811f3f1e-2e54-4696-a806-11b17b6abb89"
  }
}