Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/581510",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ae038fb2-59e1-4c86-b31c-77024a5224dd",
      "cw-358ba39d-6e50-4ff1-9d4a-18b7b2bb0854"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0c0a1f00-16f9-4763-96f2-044868c5bf76",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/581510",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-358ba39d-6e50-4ff1-9d4a-18b7b2bb0854"
  }
}