Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/25186",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-48b2d2d0-30e0-492a-a90c-aff0e738e909",
      "cw-f5561262-78a3-4e2e-825e-f2dc262d0722"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-53c80d0c-0b80-459a-9d2f-b8cd5219536c",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/25186",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-f5561262-78a3-4e2e-825e-f2dc262d0722"
  }
}