Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/81276",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5bb37e15-1a09-4367-b6fb-b4a3afc2a006",
      "cw-a4888a44-25e9-41de-9cca-8a59d78c516c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-9a64184a-5402-4687-8e66-fa2adf701391",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/81276",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a4888a44-25e9-41de-9cca-8a59d78c516c"
  }
}