Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/22157",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-19f95cd9-f04e-4a99-becd-bf81baff0cda",
      "cw-040021ba-2b79-4fe4-8508-92984e35d088"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0f8f7d64-ba72-493e-b69a-3239ab477abf",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/22157",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-040021ba-2b79-4fe4-8508-92984e35d088"
  }
}