paymentjs.config.doc

config = {
        "hostname": 'cert.api.firstdata.com', // prod.api.firstdata.com | cert.api.firstdata.com
        "credentials": {
            "apiKey": 'el0NPm15BBjf9bJ0CHq1BR9yrxjiFdiL', // API Key
            "apiSecret": '2MzAPUtQhwLXl1eq' // Payment.JS Secret
        },
        "gatewayConfig": {
            "gateway": "PAYEEZY",
            "apiKey": 'el0NPm15BBjf9bJ0CHq1BR9yrxjiFdiL', // API Key
            "apiSecret": 'd44bd38fcca57932983730355ef404649238e7fb386f99d9bb4c8fbf80109c3f', // API Secret
            "authToken": 'fdoa-bb470366780d01510f10f403f3585217e93301ab6b581872', // Merchant Token
            "transarmorToken": 'ABCD',
            "zeroDollarAuth": False // True | False
        }
    }