Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/12670426",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-270744de-4168-4b23-84ae-5f85adbf65f8",
      "cw-e2c1ee4f-3789-4518-875b-f2b63df431d7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-97900aaf-bf95-4134-91bf-d2aac03c91ec",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/12670426",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e2c1ee4f-3789-4518-875b-f2b63df431d7"
  }
}