Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/2175",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7984e0da-3171-4047-958c-07366ba9caba",
      "cw-efe3e553-58d5-47dd-8f44-bfbf6a532c26"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-5f58e28e-bf16-411c-8099-0e4a085a3f00",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/2175",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-efe3e553-58d5-47dd-8f44-bfbf6a532c26"
  }
}