You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: types.go
    path of file: ./repos/rivet/sdks/full/go/game
    
    the code of the file until where you have to start completion: // This file was auto-generated by Fern from our API Definition.

package game

import (
	json "encoding/json"
	fmt "fmt"
	uuid "github.com/google/uuid"
	group "sdk/common/group"
	core "sdk/core"
)

// A game leader
    
func (l *LeaderboardCategory) String() string {
	if len(l._rawJSON) > 0 {
		if value, err := core.StringifyJSON(l._rawJSON); err == nil {
			return value
		}
	}
	if value, err := core.StringifyJSON(l); err == nil {
		return value
	}
	return fmt.Sprintf("%#v", l)
}