Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/581808",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ba2d4099-5d9c-4f69-88d4-a2c02f9710e8",
      "cw-01a88d04-cc43-4847-981a-aeee1743f1f4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d11a291f-f872-4c43-88c0-e0eb7dd8c72d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/581808",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-01a88d04-cc43-4847-981a-aeee1743f1f4"
  }
}