Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/2777",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-daa84cb1-9c7e-43ae-abd7-280db940c667",
      "cw-03aa4d89-f770-4786-9b57-c5937b141453"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-86a7d48f-a5b9-4c39-a1cf-471eb6e6c7e4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/2777",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-03aa4d89-f770-4786-9b57-c5937b141453"
  }
}