Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3879816",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d689f229-6896-4b3d-b88f-69de9e96f837",
      "cw-992d86a3-59f9-4f39-a895-a7f7bdc9e020"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-2f98f83a-0ad7-410a-8738-b99832d0a235",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3879816",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-992d86a3-59f9-4f39-a895-a7f7bdc9e020"
  }
}