Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/80107",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-fb89f317-a78d-4ba9-b46d-0d9ffd7b6378",
      "cw-00311868-a279-4c43-a75c-c6114c802408"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4cc24ec3-efc1-4c0b-a4dd-0c86f64b375a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/80107",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-00311868-a279-4c43-a75c-c6114c802408"
  }
}