Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/84075",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b0b1baa2-ec4f-4a85-a121-ef6c7d96f08e",
      "cw-9b9843a4-fbb2-4fc2-8701-793205f7de85"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4e41dff0-fdca-4d71-9acf-eefb76c05848",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/84075",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9b9843a4-fbb2-4fc2-8701-793205f7de85"
  }
}