{
   "charge":{
      "customerId":"716dad4c5e5f",
      "billingCurrency":"EUR",
      "lineItems":[
         {
            "description":"PCI Graphics Card",
            "netAmount":169.00,
            "quantity":1
         }
      ],
      "shippingCostItems":[],
      "taxItems":[],
      "discountItems":[]
   },
   "paymentCurrencies":["BTC","USDC","EURC","LTC","XLM"],
   "settlementCurrency":"USD", // or EUR, BTC, BRL, etc.
   "webhook":"url-on-your-server"
}