Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/760337",
    "isFetching": false
  },
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    "companionAreaOpen": true,
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    "highlightAllAnnotations": false,
    "id": "window-bffef3cc-e046-4b6a-a964-576d3095800e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/760337",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
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    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-535f1b53-109d-4c29-9b42-5e9e750417d4"
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}