Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/62151",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d6b4918d-8061-4b95-9677-7bfdf4c993c2",
      "cw-0e7b03fd-4143-46c7-928a-80f17c1b7809"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0725f472-03df-4e56-a338-7bcad037647b",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/62151",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-0e7b03fd-4143-46c7-928a-80f17c1b7809"
  }
}