Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/48742",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3eb6bb0b-cd0f-46f8-93ba-42d95aeff2ed",
      "cw-822f9e9e-949d-48d7-83f1-5650189d14bd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0ed3f56b-e3bf-4112-b7e9-028dda4dd19d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/48742",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-822f9e9e-949d-48d7-83f1-5650189d14bd"
  }
}