Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3507490",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e21fefd7-7d64-4e1e-97c1-45d891744361",
      "cw-287f78dd-d6f8-4bb4-9394-e61d354977ec"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a4509607-931e-45a0-9c02-2fa73664933b",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3507490",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-287f78dd-d6f8-4bb4-9394-e61d354977ec"
  }
}