Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4268982",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-efe3f496-b32d-4f28-b041-e1523c8f3cc1",
      "cw-2d4e82d9-8dfd-487d-a699-d29fd90ccc62"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c9259868-b69e-4981-98eb-8c105f6d9da5",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4268982",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2d4e82d9-8dfd-487d-a699-d29fd90ccc62"
  }
}