Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579433",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-cb46cc46-22f1-409f-9ec4-238de91190f4",
      "cw-cc329f1b-eb57-4f89-b720-e59d177498ae"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-efb0c65d-f47e-46c8-baee-9d4bb191ec7b",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579433",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cc329f1b-eb57-4f89-b720-e59d177498ae"
  }
}