Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4412378",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3ae3ead8-9153-45b7-a39f-f5ca5401eab1",
      "cw-56071582-6f7c-431b-a482-c179b388fb6c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-cd238471-dea0-4633-a1f5-74b3a9517770",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4412378",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-56071582-6f7c-431b-a482-c179b388fb6c"
  }
}