hasMany('App\Models\GroupUser', 'group_id', 'id'); } public function users() { return $this->hasMany('App\Models\GroupUser', 'id', 'group_id'); } public function groupRegistrationPackage() { return $this->hasOne('App\Models\GroupRegistrationPackage', 'group_id', 'id'); } public function commissions() { return $this->hasMany(UserCommission::class, 'user_group_id', 'id'); } }