{
"success": true,
"message": "SMTP connection validated successfully",
"details": {
"connection_established": true,
"authentication_successful": true,
"tls_enabled": true,
"smtp_host": "smtp.example.com",
"smtp_port": 587,
"connection_time_ms": 412,
"test_email_sent": false,
"test_email_error": "",
"stage": "connect",
"authentication_attempted": true,
"smtp_username": "relay@example.com",
"smtp_encryption": "starttls",
"server_response": [
{
"code": "235",
"message": "2.7.0 Authentication successful"
}
],
"note": null
}
}