conditional assignment

customer_id = activate_users_params[:id]
if customer_id.present?
 data = ActivateUsersService.new(customer_id).execute
 render json: data, status: :ok
else
  head :unprocessable_entity
end



if (customer_id = activate_users_params[:id]).present?
 data = ActivateUsersService.new(customer_id).execute
 render json: data, status: :ok
else
  head :unprocessable_entity
end