Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/580215",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6165d302-0aab-4036-8109-6bce963427d7",
      "cw-ad44df54-0f0c-4c4f-9dd7-bbe73c0134b1"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0e920098-2ca7-43a6-8317-87af841ac1b1",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/580215",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ad44df54-0f0c-4c4f-9dd7-bbe73c0134b1"
  }
}