Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6518629",
    "isFetching": false
  },
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    "collectionIndex": 0,
    "companionAreaOpen": true,
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    "highlightAllAnnotations": false,
    "id": "window-2f29fc1d-1b08-417e-ae00-bef003ade4a4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6518629",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-629bbbdf-28f7-41bd-9f4d-5de87dca8ada"
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}