Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/29297",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-58036a92-12d3-4fe9-a68a-5c5799cfcf5a",
      "cw-1ae4cdb5-cd9f-4e9a-a619-b146e1a3145d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-48be221f-127f-4eb6-acca-f3d9b022a99c",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/29297",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1ae4cdb5-cd9f-4e9a-a619-b146e1a3145d"
  }
}