Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6748750",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d3a0b3bb-956a-40a1-9b53-b768996a178f",
      "cw-cd903a6a-8346-46f8-adab-d4de05d14bd4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-45869f2b-6316-47bf-bc85-1188972d4ffc",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6748750",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cd903a6a-8346-46f8-adab-d4de05d14bd4"
  }
}