Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4238002",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a65021d9-02c2-4810-8a6d-83cc413e6212",
      "cw-63faf2ef-3fe2-4591-b515-44cb8a453009"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6be6f03e-2eb0-422a-9a83-176f28916ce2",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4238002",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-63faf2ef-3fe2-4591-b515-44cb8a453009"
  }
}