Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/2555",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-bfa3faa2-f871-45f4-ae2a-6adb86aa1774",
      "cw-cca7d02b-1200-470b-a2e2-c1ca1a7cbf8f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b76b18c2-041c-4465-8be6-b8a3d0e194bd",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/2555",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cca7d02b-1200-470b-a2e2-c1ca1a7cbf8f"
  }
}