Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/578832",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a79e4563-2c4d-4ff4-a5d2-cfd3710136c3",
      "cw-c938dcda-bd3c-40d1-bf54-2e9385bb9785"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4271dd1f-fee7-4d0e-89ac-c0664e0b3acb",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/578832",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c938dcda-bd3c-40d1-bf54-2e9385bb9785"
  }
}
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