Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/422",
    "isFetching": false
  },
  "window": {
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    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
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      "cw-6194bc87-14a5-42cc-a261-d814270dd73d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-96fac8eb-f840-44e4-a1e0-6dac63d4f2e7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/422",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6194bc87-14a5-42cc-a261-d814270dd73d"
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}