Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4576864",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f0ffad57-c255-40fe-afde-3106a3e6ed5e",
      "cw-16bf806c-5b76-4a13-a0e8-207b43d5123e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-82acc663-1aac-4e54-89e6-48b7488c0e41",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4576864",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-16bf806c-5b76-4a13-a0e8-207b43d5123e"
  }
}