Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6947488",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-06277c3f-259e-4458-a9e2-8e68ab62cf0b",
      "cw-1af5bf42-12c0-491d-8ffe-c2f37e133f57"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6ac2082b-0567-400f-b56d-1a095dfd2aab",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6947488",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1af5bf42-12c0-491d-8ffe-c2f37e133f57"
  }
}