Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/584280",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-90804c3d-fd51-4e4d-bf28-af225ab4cef7",
      "cw-56087d26-c94e-4945-8917-21bc29d37355"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-056f7474-f424-4889-b146-75d315b4283f",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/584280",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-56087d26-c94e-4945-8917-21bc29d37355"
  }
}