Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/8629549",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d85db5c3-caae-4731-97ed-95642be6779d",
      "cw-8e7466c0-85af-4f0b-8e85-7f8efd32011b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-83f686bd-d1d8-4f89-a5dd-11bfd591648b",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/8629549",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8e7466c0-85af-4f0b-8e85-7f8efd32011b"
  }
}