Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/5623073",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a193c1b2-267d-4876-9cf0-7c9378070ac5",
      "cw-6e1ec111-b42c-4659-894b-3d9bacc61b9e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-39263e02-547b-4eeb-903c-4a6832eeb080",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/5623073",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6e1ec111-b42c-4659-894b-3d9bacc61b9e"
  }
}