Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3220601",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-99b6d4b1-bd78-47f5-b988-eba693227039",
      "cw-d0427a91-9a4a-4d31-b3b4-34da133321b6"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-bd81620e-6a60-44b8-8517-2d12b0d3dcbc",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3220601",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-d0427a91-9a4a-4d31-b3b4-34da133321b6"
  }
}