Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/45019",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-20d8fc83-de65-481d-8b16-744a32d3c736",
      "cw-01a3deb9-8445-4689-be7b-efcac5eff338"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3745c94f-62d9-454c-8e23-bc84fa25dd88",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/45019",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-01a3deb9-8445-4689-be7b-efcac5eff338"
  }
}