Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/7042860",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-82e798b4-4570-4a0b-b859-bbb479b1f5ba",
      "cw-b7d2944d-f48f-4b8c-8679-64664f6f6f44"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-f0046464-cd92-4c27-aa0b-c323b4b4b820",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/7042860",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b7d2944d-f48f-4b8c-8679-64664f6f6f44"
  }
}