Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579502",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d55aa16a-6451-4c40-a17c-531e81d9b495",
      "cw-8645b772-bb1a-4b57-ae00-6bb741cd47f2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-e2f1a99e-5134-454b-a98c-7dd7a22d35c7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579502",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8645b772-bb1a-4b57-ae00-6bb741cd47f2"
  }
}