Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/15708827",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-734747c6-22ee-4251-9e72-b846161d0378",
      "cw-4341dc0b-7ba4-4860-9525-ac5e4ce74a59"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-40df6bed-f893-4a50-8d34-2807430c550f",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/15708827",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-4341dc0b-7ba4-4860-9525-ac5e4ce74a59"
  }
}