Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/66131",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6ab1f13e-794a-4c87-8e4b-656e2cbd39fe",
      "cw-4e1ea49d-5b50-43d8-a794-ba5b22bf6416"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0bceadac-809f-4960-9b43-7421b3e463ff",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/66131",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-4e1ea49d-5b50-43d8-a794-ba5b22bf6416"
  }
}