Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/9469503",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8640ebb2-b0da-44d8-a2af-94e436f7c4d2",
      "cw-309bf529-ca44-47bf-8cab-0fb8e3ba0765"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-28730b04-cd70-44fa-a208-015247472e81",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/9469503",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-309bf529-ca44-47bf-8cab-0fb8e3ba0765"
  }
}