Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/57989",
    "isFetching": false
  },
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    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-bbb5794b-543f-41d4-96bf-9677eef16c8c",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/57989",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-17a7828d-c0ce-4254-9f8a-6958c73123b1"
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}
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