Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/82575",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-bc0596db-0df0-4c9c-b65d-7df39c87bad9",
      "cw-55663610-a268-499f-8cbf-fd614f7a3eda"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-30a0051e-76fd-43af-9e10-6ad5cfa1e80e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/82575",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-55663610-a268-499f-8cbf-fd614f7a3eda"
  }
}