Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/49714",
    "isFetching": false
  },
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    "highlightAllAnnotations": false,
    "id": "window-1733dbbb-87bb-429c-9399-4ca617a2ee55",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/49714",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6662c883-585e-476c-9902-2177f29b3476"
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}