Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4066457",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-af16cbb6-3b5c-4b1b-b876-49558c3b35e9",
      "cw-45d8107a-57ab-45b8-bd81-aff899a3cf6d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-67079aae-1c01-4527-a1ee-b52a34f3fcd1",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4066457",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-45d8107a-57ab-45b8-bd81-aff899a3cf6d"
  }
}