Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/8040459",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-02637d19-cbff-4ae6-92f1-0650fae74310",
      "cw-6347146b-8fa4-45da-8d71-e1d9d9116288"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-dd63a556-ef9d-4d63-910f-12da164dca88",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/8040459",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6347146b-8fa4-45da-8d71-e1d9d9116288"
  }
}