class Currency SerializedName private String SerializedName private St

class Currency {

    @SerializedName("A")
    private String a;
    @SerializedName("B")
    private String b;
    @SerializedName("EXCHANGERATE")
    private double exchangeRate;

    public Currency() {
    }

    public String getA() {
        return a;
    }

    public String getB() {
        return b;
    }

    public double getExchangeRate() {
        return exchangeRate;
    }
}