Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4058509",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c04835d2-77c7-4f31-91ec-727dbbd3f97a",
      "cw-f33ae187-1239-4f3c-b19c-91a726007355"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-595b908a-5624-4d0c-b095-e04cb1bc3aa7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4058509",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-f33ae187-1239-4f3c-b19c-91a726007355"
  }
}