Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4245885",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8c4fad15-364a-46b3-b745-1ede3d0d8454",
      "cw-10d4cd78-96cb-442f-a018-53059929c81c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d9da9614-ffe1-436e-8346-5323fdced66f",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4245885",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-10d4cd78-96cb-442f-a018-53059929c81c"
  }
}