Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6552770",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-eff74af2-ee9e-4327-9bb0-b5ce4ab5740e",
      "cw-e1d9901e-114c-4d79-b902-5544a9d98052"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7d587b5c-0e45-4d3c-89a3-23a0210e4461",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6552770",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e1d9901e-114c-4d79-b902-5544a9d98052"
  }
}