Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/7488",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-14b02dfa-eee3-49bf-ac49-f17e24b10a57",
      "cw-3e351f17-fbda-46c3-9b0d-dd3c1ec0797c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7b82d70b-a7ef-4356-ba8a-bd4724edc364",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/7488",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3e351f17-fbda-46c3-9b0d-dd3c1ec0797c"
  }
}