Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/7960678",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-58665a5f-6e96-4310-92c5-c74cfb7357c3",
      "cw-57b38cb8-1070-42bc-9e18-a90fbf24a34e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c02ed764-87e2-40ce-a1d4-f9aedf39f89f",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/7960678",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-57b38cb8-1070-42bc-9e18-a90fbf24a34e"
  }
}