Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4074698",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-843d5e63-e600-46c6-b39a-1a7f564c0a3d",
      "cw-add80f4e-872e-4cfe-9029-e8a463490128"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-fc2700fd-6c71-4538-972b-04164b631827",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4074698",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-add80f4e-872e-4cfe-9029-e8a463490128"
  }
}