Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/70823",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-41ed2e8e-f4d2-4a0c-88e6-d69b2fd9a267",
      "cw-6e24c0e2-9dd2-481d-a115-b9aec166b37e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ef6bfc8c-aca1-4a60-9be4-beedbf4f7581",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/70823",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6e24c0e2-9dd2-481d-a115-b9aec166b37e"
  }
}
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