Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4071335",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-cc078a38-10d1-4862-9e02-14d3ba8c283c",
      "cw-cfd6af7f-7799-4ab8-ab05-157eeb97985e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d4b8d266-f49e-4d0a-84f6-f3f00a7b3162",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4071335",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cfd6af7f-7799-4ab8-ab05-157eeb97985e"
  }
}