Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/80285",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-18f2d0a4-0a28-4863-9066-d9f252d6ca33",
      "cw-00242710-38bb-4062-bf9f-1ebfa0208ac8"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3335a6ed-0a59-4456-8f7e-09d79402188c",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/80285",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-00242710-38bb-4062-bf9f-1ebfa0208ac8"
  }
}