{
  "passkey_authentication": {
    "ast": {
      "credentials": [
        {
          "cred_id": "Adabs0P_0SZOJeDPZPiQGrJO6HpW57j90cTSNvLQg06kXEIcXHXbKPzqPhusFFdRUqhqzcfYFpc81GEDhm2m0qs",
          "cred": {
            "type_": "ES256",
            "key": {
              "EC_EC2": {
                "curve": "SECP256R1",
                "x": "jPJ21rAQk1W1Sn8hNafIKmId9iL1VYPBmg-st-BcCHg",
                "y": "WEYHf4kAMsjLXoWdxWx9t-EbNSgUAg7RG_-4BfEYtJw"
              }
            }
          },
          "counter": 0,
          "transports": null,
          "user_verified": true,
          "backup_eligible": false,
          "backup_state": false,
          "registration_policy": "required",
          "extensions": {
            "cred_protect": "Ignored",
            "hmac_create_secret": "NotRequested",
            "appid": "NotRequested",
            "cred_props": "Ignored"
          },
          "attestation": {
            "data": "None",
            "metadata": "None"
          },
          "attestation_format": "None"
        }
      ],
      "policy": "required",
      "challenge": "3Wp8Oqum3-zvB9eStp6YuUQTIVzf_b6TIh_t2wbCuAw",
      "appid": null,
      "allow_backup_eligible_upgrade": true
    }
  },
  "public_key_credential": {
    "id": "Adabs0P_0SZOJeDPZPiQGrJO6HpW57j90cTSNvLQg06kXEIcXHXbKPzqPhusFFdRUqhqzcfYFpc81GEDhm2m0qs",
    "rawId": "Adabs0P_0SZOJeDPZPiQGrJO6HpW57j90cTSNvLQg06kXEIcXHXbKPzqPhusFFdRUqhqzcfYFpc81GEDhm2m0qs",
    "response": {
      "authenticatorData": "SZYN5YgOjGh0NBcPZHZgW4_krrmihjLHmVzzuoMdl2MFAAAAAQ",
      "clientDataJSON": "eyJ0eXBlIjoid2ViYXV0aG4uZ2V0IiwiY2hhbGxlbmdlIjoiM1dwOE9xdW0zLXp2QjllU3RwNll1VVFUSVZ6Zl9iNlRJaF90MndiQ3VBdyIsIm9yaWdpbiI6Imh0dHA6Ly9sb2NhbGhvc3Q6ODQ0MyIsImNyb3NzT3JpZ2luIjpmYWxzZX0",
      "signature": "MEUCIQCJNAjFDXDse91FJt_nDPnYCYQamE7ndSVWAD-VjGn_QAIgQDDGNxQsIDNdgJX7tmok6oJqU-aC1tXdUrYN-Ykwmh8",
      "userHandle": ""
    },
    "type": "public-key"
  },
  "rp_id": "localhost",
  "rp_origin": "http://localhost:8443"
}