Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/578884",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f6697fa5-7003-49b0-8a12-f86e05f6a47f",
      "cw-4c0647d7-84b1-4556-b234-89c9defea061"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b10540ed-cb27-401c-8bea-e75ed4adbf92",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/578884",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-4c0647d7-84b1-4556-b234-89c9defea061"
  }
}