Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/578759",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b6ed54ad-dfc5-48bd-8006-c23e534ce464",
      "cw-d2c98416-819c-4ef3-91ce-701d3739d09b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a017fe08-812d-4004-950e-b9c2e67a218a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/578759",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-d2c98416-819c-4ef3-91ce-701d3739d09b"
  }
}