Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/46028",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0a79511a-977f-441e-8208-497708eb7afd",
      "cw-a928e7e6-5660-4e94-a692-097b70d804b0"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6a7e5613-085e-466b-b142-fec1b4778b55",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/46028",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a928e7e6-5660-4e94-a692-097b70d804b0"
  }
}