Webapp as part of application process for Currencyfair Link is here -> http://messageprocessor.elasticbeanstalk.com/list
You can send this sample JSON to the following link http://messageprocessor.elasticbeanstalk.com/sendMoney
{"userId": "134256", "currencyFrom": "EUR", "currencyTo": "GBP", "amountSell": 1000, "amountBuy": 747.10, "rate": 0.7471, "timePlaced" : "24-JAN-15 10:27:44", "originatingCountry" : "FR"}