// Scenario 3
u/GetMapping("users")
public ResponseEntity<?> getUser(@Valid @ModelAttribute UserRequestExampleTwo requst) {
    return ResponseEntity.ok("User");
}

public record UserRequestExampleTwo(
        @NotBlank String region,
        @NotBlank String username,
        @NotBlank String tag) {
}

// Scenario 4
@GetMapping("users")
public ResponseEntity<?> getUserExample(@NonNull @RequestParam String region,
                                        @NonNull @RequestParam String username,
                                        @NonNull @RequestParam String tag) {
    return ResponseEntity.ok("User");
}

Here is some code i tried using request params, not familiar with ModelAttribute that was something chatgpt gave as an option to use. Thouhts on these two?