Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/2850120",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-82dbf067-74c2-4763-9bca-d0ab1fa89fe3",
      "cw-6b8cab10-df09-4215-a197-f32980aed999"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a31e9316-f9e5-4293-a11e-6c1c35af2e79",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/2850120",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6b8cab10-df09-4215-a197-f32980aed999"
  }
}