Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/580050",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-551cc063-854b-4bdc-bcbb-39694f8ac69e",
      "cw-9b381a9f-be48-4532-9915-2e424663e0c0"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-75373cf2-3de1-4c81-9e58-de62f08d353a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/580050",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9b381a9f-be48-4532-9915-2e424663e0c0"
  }
}