Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4671407",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e7408050-8c80-41d3-b88e-f167556397f0",
      "cw-5bb1b673-506c-469f-b615-f89f81761e6a"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b9b6e99d-099d-4c77-8fd9-dffa1ce6cdd5",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4671407",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5bb1b673-506c-469f-b615-f89f81761e6a"
  }
}