Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/22340",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ac7ded08-b47d-40f0-9d0d-7bde42b6b2bc",
      "cw-87847a88-22aa-43bd-b3b9-e6cc1206dc08"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-15de0c80-201a-42ac-975b-d478741edeb4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/22340",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-87847a88-22aa-43bd-b3b9-e6cc1206dc08"
  }
}