Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/578982",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0cfae616-ff70-4aa3-b67c-7b95bd7a02a6",
      "cw-c9812749-d859-4204-b20f-5922196dd37c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-bc90d84e-fdc2-490a-81ae-613f797b7ada",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/578982",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c9812749-d859-4204-b20f-5922196dd37c"
  }
}