Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579139",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c3e3f2f6-f0da-4444-b977-18872df987b7",
      "cw-b3ff7b72-01a9-4364-a3d5-1aefcef2b139"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-e0a131bc-c3eb-4bcf-a52a-3999c5cfa1f7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579139",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b3ff7b72-01a9-4364-a3d5-1aefcef2b139"
  }
}