Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/818777",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e54d1e13-ee66-4d3c-9761-cd9b67e80cc0",
      "cw-ebcc35c0-badf-4e69-b4a6-f6e219bbeec5"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ed39ee7b-40b6-4431-84cc-25fc4b92d7df",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/818777",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ebcc35c0-badf-4e69-b4a6-f6e219bbeec5"
  }
}