Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/17977",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-739d220e-be93-4cab-80f3-a6f33d506c44",
      "cw-05a7e4ea-0630-44ac-9a67-de25c23b73a9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ba2ad04d-8125-4adc-af8e-8ce7229feb07",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/17977",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-05a7e4ea-0630-44ac-9a67-de25c23b73a9"
  }
}