Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3743791",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-97b3c56b-a575-474a-98c5-bcfd16b17331",
      "cw-c7845ea4-7eb0-48d6-a65f-454855efbedd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-51ed8455-0cbe-41d1-b56d-417b6c3b9c9a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3743791",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c7845ea4-7eb0-48d6-a65f-454855efbedd"
  }
}