Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6768546",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a0f8e1dc-006d-404c-8e06-118099c8a27b",
      "cw-6e93217a-3cbe-4199-9b2b-7702822273e1"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3ba61fc2-ce46-40cd-bce7-9fbb04aac360",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6768546",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6e93217a-3cbe-4199-9b2b-7702822273e1"
  }
}