Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4690070",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d8f641db-959d-4093-a9d7-441b6b4637b7",
      "cw-78e34d39-aa91-4bcc-8c31-e003a53d5053"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4d899a20-2547-4f3c-818b-ec5f9a0b93cd",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4690070",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-78e34d39-aa91-4bcc-8c31-e003a53d5053"
  }
}