Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/1281503",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-64a71ea5-4273-43f9-8301-0a1905ce7eba",
      "cw-136094e3-0dbf-4881-8e74-1dd7471fa0b4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-e9ac4c14-bec2-43e7-b68d-5c5f2ed08904",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/1281503",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-136094e3-0dbf-4881-8e74-1dd7471fa0b4"
  }
}