Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/177057",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-43d7618d-5c79-452e-8bde-dc3c46a53969",
      "cw-fe3abed2-e5db-4498-a1d4-2e9f84837837"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-30995e1a-0f72-4a37-b01e-f749b176e7c5",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/177057",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-fe3abed2-e5db-4498-a1d4-2e9f84837837"
  }
}