Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/5979323",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6cb173b6-6dea-44f7-907f-0127d510e533",
      "cw-f530e3b5-9203-4916-b3c2-5562d0c57feb"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1db33a01-9278-4b67-b546-558a26fb3a79",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/5979323",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-f530e3b5-9203-4916-b3c2-5562d0c57feb"
  }
}