curl -u 'admin@system:admin' \
    'https://my_sql_node.com/v1/info'

{
  "default_database": "system",
  "openapi_version": "1.1.0",
  "status": {
    "vendor_code": 0,
    "sql_state": "00000",
    "reason": "The operation completed successfully"
  }
}