Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/38917",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-54ed6819-fcf7-4b79-8b18-c7c892092ebe",
      "cw-ad6ef057-7360-40f0-9d3d-aa3dee4c12f2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-cc32e076-8b33-4f73-b84c-412d6be52467",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/38917",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ad6ef057-7360-40f0-9d3d-aa3dee4c12f2"
  }
}