Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/12697661",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-2d0421c0-9673-42d6-9353-9130bdf4e215",
      "cw-660ecd6b-9522-4782-a473-e34ec4cbb9c3"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ecb122a7-b5a0-4cd4-84c2-2e03eefce3b3",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/12697661",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-660ecd6b-9522-4782-a473-e34ec4cbb9c3"
  }
}