Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/33658",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-084b96f1-f766-4cbb-bd1a-a0007d16e0d5",
      "cw-0a27f2e3-4546-4cb3-8d87-71fea7ecddc8"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6ae967ff-a67c-49db-a49b-bd33e946bafc",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/33658",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-0a27f2e3-4546-4cb3-8d87-71fea7ecddc8"
  }
}