Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/581295",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b823c6bf-9f66-4b38-b4bd-aa046a087cae",
      "cw-2d190730-ba5d-40b1-91dd-34471c7bf51c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d783374d-d6cd-4284-861c-b4435adcb1f4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/581295",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2d190730-ba5d-40b1-91dd-34471c7bf51c"
  }
}