Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3439276",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6be196f4-c625-4636-9b4c-91a8e60e4998",
      "cw-dd7b16b4-3658-4605-9be4-a2b411e06266"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3797d2b7-6a0c-44e8-86a7-d32b0f50bcc8",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3439276",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-dd7b16b4-3658-4605-9be4-a2b411e06266"
  }
}