package Ġcom . between _ fre ed om _ and _ space . mono _ backend . profiles . api . models Ċ Ċ import Ġkotlinx . serialization . Serial Name Ċ import Ġkotlinx . serialization . Serializable Ċ import Ġjavax . validation . constraints . NotBlank Ċ Ċ @ Serializable Ċ data Ġclass ĠProfile Exists Request ( ĊĊĠĠĠ Ġ@ Serial Name (" profile _ nickname ") ĊĠĠĠ Ġ@ NotBlank ( message Ġ= Ġ" Nick name Ġcan 't Ġbe Ġblank ") ĊĠĠĠ Ġval Ġnick Name : ĠString , Ċ ) Ċ