Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/580840",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-10c02c3b-74ba-488f-b0b2-76cfcfa193c4",
      "cw-b3b3b59b-193f-4313-8545-7c9fccbb0a24"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-2d0cbbc2-eda2-4baa-92b1-2d5eeb1b77e4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/580840",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b3b3b59b-193f-4313-8545-7c9fccbb0a24"
  }
}