Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/80273",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5818550e-deb8-4be9-bac4-07a93da2e214",
      "cw-9ca2a50f-76d8-472b-b445-12bb93c59d80"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-31593530-517c-4706-90a3-1bf6f4fcfc79",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/80273",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9ca2a50f-76d8-472b-b445-12bb93c59d80"
  }
}