Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/81117",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-84fa6c92-350e-4971-aff4-890a6efb96a0",
      "cw-ee9f1fe2-17b4-476b-bd61-b7177a80cfba"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-fea01ce2-3c7d-48e2-a4d5-a2b29dab3676",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/81117",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ee9f1fe2-17b4-476b-bd61-b7177a80cfba"
  }
}
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