Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/24986",
    "isFetching": false
  },
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    "companionAreaOpen": true,
    "companionWindowIds": [
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    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6837dd64-8934-46ce-86a8-20ec1bcb4a6a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/24986",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3d210720-fa60-42ce-9735-f414c11f184e"
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}