Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/2748",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-88dd9869-b8be-4406-aeba-58ae9185b277",
      "cw-5acc36ba-9a01-4b2b-8bee-ba054690e946"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3354b316-c02a-4bd8-a209-d99389a4b1e1",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/2748",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5acc36ba-9a01-4b2b-8bee-ba054690e946"
  }
}