Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3938950",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-080203e6-7a8f-406a-9ee7-0ae98092a37f",
      "cw-7d7b2983-05d2-42bb-9a5e-288beb1d2860"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-dbb6619b-2e73-4b4f-9988-39fd88b3c272",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3938950",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7d7b2983-05d2-42bb-9a5e-288beb1d2860"
  }
}