Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/739207",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1f569653-908c-4cca-b73c-c15fdb0f8f73",
      "cw-1f981faa-e475-463c-afe3-37884ed10b77"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0100adc2-2e9f-4f6a-9e0b-dcc273d95c70",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/739207",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1f981faa-e475-463c-afe3-37884ed10b77"
  }
}