Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/2996855",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0beca692-38e0-4f16-b54c-52fc81bfd877",
      "cw-3f3e4de4-f064-4cbe-b22b-d26e679612aa"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-09737891-eb9d-4796-9f0c-3e74a3906715",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/2996855",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3f3e4de4-f064-4cbe-b22b-d26e679612aa"
  }
}