Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6074732",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ba123bf6-122a-465a-b89e-bec49d1c9a1e",
      "cw-cdb4198f-245a-4c09-8929-e62827d5cdfa"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-57417fad-a643-4bc9-b399-3feb29bc458d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6074732",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cdb4198f-245a-4c09-8929-e62827d5cdfa"
  }
}