Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579829",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-98567e3c-e737-4018-9770-b2d9fe671601",
      "cw-c67ea737-7fb7-4e1c-8497-64598ad62bb5"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4a956e6f-380e-483c-9066-c87f2bef3e53",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579829",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c67ea737-7fb7-4e1c-8497-64598ad62bb5"
  }
}