Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/580954",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a8f93175-16d9-42c6-bae9-62ee15f39225",
      "cw-da2a1630-6a76-4262-8262-a3611e56b1c9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a96ddfd0-e709-4868-b312-3436cb816f56",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/580954",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-da2a1630-6a76-4262-8262-a3611e56b1c9"
  }
}