How do I log structured data with os.log in Swift/Xcode?

In Swift, you can log structured data using the `os.log` framework, which provides a powerful mechanism for logging messages in your apps. This method allows you to log contextual data with different levels of severity.

Example of Logging Structured Data with os.log

The following code demonstrates how to log a structured message:


    import os

    let logger = OSSymbolSubsystem(subsystem: "com.example.myapp", category: "networking")

    // Define log message with structured data
    let userId = 12345
    let action = "fetchData"
    
    os_log("User ID: %d performed action: %@", log: logger, type: .info, userId, action)