Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/5228559",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8912c805-63f5-430b-ba02-08e4db959d42",
      "cw-7cee8dac-591b-441a-97b4-c6e11efee7ef"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-2f8ca396-9ca2-4791-995f-7c4856dc6df8",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/5228559",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7cee8dac-591b-441a-97b4-c6e11efee7ef"
  }
}