Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6666163",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-27831477-de23-4d1f-b634-ff948ca2a0d9",
      "cw-45ac6dc6-b3bc-46ba-b515-df9bddbdf5a7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-04aa4e88-10ec-428f-a323-ae3604b73f36",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6666163",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-45ac6dc6-b3bc-46ba-b515-df9bddbdf5a7"
  }
}