Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/206628",
    "isFetching": false
  },
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    "collectionIndex": 0,
    "companionAreaOpen": true,
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    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-91492302-f345-40b8-9e38-73c44e676cf6",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/206628",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3f25cc54-8f3a-45d7-88e4-6a7527690b8b"
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}