Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/772023",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-94e009a4-2876-4b46-b2c0-6f1cc1d4fd3a",
      "cw-cfb13b8d-10b3-4b02-bcbf-ec97f8058eaa"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-9b7ba695-8a3c-4c17-b41b-88fb9e12ed71",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/772023",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cfb13b8d-10b3-4b02-bcbf-ec97f8058eaa"
  }
}