Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3148463",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-793e9351-0f5b-4a76-8655-f8dbbf4b0b87",
      "cw-0b0e7b9d-3549-4364-9f23-f0a430a36ae3"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-91a33e6c-4c25-40fe-8643-e05e98101176",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3148463",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-0b0e7b9d-3549-4364-9f23-f0a430a36ae3"
  }
}