Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/582852",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e776c3d0-e24f-43bf-b77e-07f143533e69",
      "cw-5bc0f944-0d09-443d-bdd7-c5fe35458ac9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4406fec3-92c4-44e6-b705-529e0a022a31",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/582852",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5bc0f944-0d09-443d-bdd7-c5fe35458ac9"
  }
}