Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4211695",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8fa614a4-55e5-46d3-80d0-919ecb0ecb40",
      "cw-9f0813a1-cd2b-4dbb-b2af-f4e2285b51d3"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c3e0a812-eed9-477a-86b7-3a942150926b",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4211695",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9f0813a1-cd2b-4dbb-b2af-f4e2285b51d3"
  }
}