Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/580254",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-58fbfb9d-a47e-49c2-a649-d272c6b16142",
      "cw-05ca77b1-def7-4fa3-8358-d15cbc91318e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1c59ab49-2271-44e2-a4ab-3c21a51f4e4e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/580254",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-05ca77b1-def7-4fa3-8358-d15cbc91318e"
  }
}