Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/73614",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5e121e73-52a1-4730-9ff2-e4c639b0e13d",
      "cw-ae054ba3-c511-477b-9fea-60f232737277"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7b686ce5-f1ac-4839-b977-e749a7bd519e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/73614",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ae054ba3-c511-477b-9fea-60f232737277"
  }
}