Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/770",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-64d8e85d-4ab6-43ef-83ff-66e5007a439f",
      "cw-2a0a1081-e501-4efd-9755-6f124a3dfe8e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1bfeabfb-7f1d-457e-b9d8-30130ca401aa",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/770",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2a0a1081-e501-4efd-9755-6f124a3dfe8e"
  }
}