Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/580876",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f988d3eb-acee-4202-b351-b5856b6b3798",
      "cw-5f4277bd-0008-4cd9-9699-be79d47ded92"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ba6542b8-e833-46a3-8d93-3ae4f504d9ac",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/580876",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5f4277bd-0008-4cd9-9699-be79d47ded92"
  }
}