Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4046317",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3c8f9aa1-4ad7-4788-b830-33a57966733a",
      "cw-a0603893-8bb2-4e0d-89ab-9e9f1d36ba48"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-19d9845c-27e3-493d-b217-9df5e565e478",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4046317",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a0603893-8bb2-4e0d-89ab-9e9f1d36ba48"
  }
}