Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/12105955",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-680c454c-461d-486d-8577-27a2acac1244",
      "cw-bbe03eb8-79ef-4780-8d95-6049f77eb6d2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-308acfff-4d94-4872-9684-dfb02dd631c3",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/12105955",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-bbe03eb8-79ef-4780-8d95-6049f77eb6d2"
  }
}