Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/47369",
    "isFetching": false
  },
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    "companionAreaOpen": true,
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    "highlightAllAnnotations": false,
    "id": "window-ef79d258-bd9f-4447-a459-d7be6021dec9",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/47369",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7fb6cb11-12d8-45bc-a18f-03d264d1baaa"
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}