Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/10529216",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8a319d62-340e-4c8a-9a71-6bfd406bb62a",
      "cw-c0f04da1-fa29-419c-92b6-db0d7f774edc"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-840783cd-de1e-432e-9a97-d7d69e6de7cb",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/10529216",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c0f04da1-fa29-419c-92b6-db0d7f774edc"
  }
}