The best way to install Social Plugins is using Composer:
$ composer require hostbox/api-payu-nette-bridgeor manual edit composer.json in your project
"require": {
    "hostbox/api-payu-nette-bridge": "~1.1.0"
}Registration
extensions:
	payu: HostBox\Bridge\PayU\Extension
Configuration: Single POS
Autowire and inject is ON
payu:
	posId: '123456789'
	posAuthKey: 'qwertyuiop'
	key1: 'asdfghjkl'
	key2: 'zxcvbnm'
services:
    - MyFirstService
    - MySecondService(@payu.default) #manual inject
Configuration: Multi POS
Autowire and inject is OFF
payu:
	firstPOS:
		posId: '123456789'
		posAuthKey: 'qwertyuiop'
		key1: 'asdfghjkl'
		key2: 'zxcvbnm'
	secondPOS:
		posId: '987654321'
		posAuthKey: 'poiuytrewq'
		key1: 'lkjhgfdsa'
		key2: 'mnbvcxz'
		encoding: 'ISO'
		format: 'txt'
services:
    - MyFirstService(@payu.firstPOS)
    - MySecondService(@payu.secondPOS)
