Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/41311",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b721cabf-c134-4ab5-9ea7-839d5e370dea",
      "cw-9afe630b-2bf9-461d-8a05-ba5f4f05ea4b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-10bd1700-c100-402f-b85d-8af2a4a6e02d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/41311",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9afe630b-2bf9-461d-8a05-ba5f4f05ea4b"
  }
}