Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/30386",
    "isFetching": false
  },
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    "highlightAllAnnotations": false,
    "id": "window-8fb6505f-05a1-40c7-a28b-8fec4685738a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/30386",
    "maximized": false,
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    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c9f553f1-653e-46f9-90a0-ffa41cd619c9"
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}