Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4048938",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-fa5b7df7-0b2c-427b-83ff-0630b2321ccf",
      "cw-d6a5d773-5b9f-4a05-84c5-18d557faf41d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7ca33d86-b5b7-4fb8-9acc-46b9ba7c8373",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4048938",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-d6a5d773-5b9f-4a05-84c5-18d557faf41d"
  }
}