`TAchievementDefinition`
pt		SetachievementType
pt		Setdescription
pt		SetexperiencePoints
pt		SetformattedTotalSteps
pt		Setid
pt		SetinitialState
pt		SetisRevealedIconUrlDefault
pt		SetisUnlockedIconUrlDefault
pt		Setkind
pt		Setname
pt		SetrevealedIconUrl
pt		SettotalSteps
pt		SetunlockedIconUrl

`TGoogleBaseObject`
		AllowAdditionalProperties