Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3914640",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b1faa2f3-0f47-43a8-bea1-01fb0557db1b",
      "cw-8b0fa704-7261-45a6-8db0-f0cc0da31fa7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0078da66-18cd-4d30-910d-6077552c09b4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3914640",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8b0fa704-7261-45a6-8db0-f0cc0da31fa7"
  }
}