Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4078720",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-046a370e-022e-4c8f-82f9-8cb9bc8c5536",
      "cw-a2d03bd6-5b17-45dd-a2f1-6aae4799e289"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-823162e3-fe51-4fed-85b1-64de11c9a86a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4078720",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a2d03bd6-5b17-45dd-a2f1-6aae4799e289"
  }
}
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