Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/7777277",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-2e3c97ca-cd14-4300-ba29-eb86684c9cd6",
      "cw-ab46a3cf-a6c5-4fb7-8a51-caccbc0e6efd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-5d70e933-252d-40ba-93a8-edab0342d269",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/7777277",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ab46a3cf-a6c5-4fb7-8a51-caccbc0e6efd"
  }
}