Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/25277",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
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      "cw-b1d33dd5-6d64-44bb-a8af-0a48805233e7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-dc832349-5b90-4ca3-8de8-d9d51b630449",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/25277",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b1d33dd5-6d64-44bb-a8af-0a48805233e7"
  }
}