Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/580914",
    "isFetching": false
  },
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    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
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      "cw-a437e55f-278c-4656-960b-fe1ef8e4b9dc"
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    "highlightAllAnnotations": false,
    "id": "window-2c8a1933-6439-4ac4-8ea8-2c74193e7596",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/580914",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a437e55f-278c-4656-960b-fe1ef8e4b9dc"
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}