Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/72112",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c98d9644-625d-4c22-a177-43a69df3a4e8",
      "cw-0bfca79f-07ee-41b7-b7ba-61b8b4db6f3a"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ec28bbd0-7032-449b-a7f1-b0c4f992cf9d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/72112",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-0bfca79f-07ee-41b7-b7ba-61b8b4db6f3a"
  }
}