Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/64090",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
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      "cw-e68f4c97-2bda-4a16-af90-066b5a956491"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-947f9c85-8185-41d2-bf19-0c8fc6238b19",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/64090",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e68f4c97-2bda-4a16-af90-066b5a956491"
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}