Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3133807",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3bf020be-1b64-4f3f-a9f6-ebb9faa0bbda",
      "cw-153ae13c-f283-47d3-b5e2-67aa86749528"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-52612214-2771-4977-a952-5fc903a69fd1",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3133807",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-153ae13c-f283-47d3-b5e2-67aa86749528"
  }
}