Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/580662",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6d2006d7-e404-4e76-881c-80eabe999121",
      "cw-7fe79339-972c-4e60-8331-627c32601258"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-27cde920-9261-4f83-817f-993d8b9bc1a0",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/580662",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7fe79339-972c-4e60-8331-627c32601258"
  }
}