Payment
constructor(externalTransactionId: String? = null, money: Money? = null, customerReference: String? = null, serviceProviderUserName: String? = null, couponId: String? = null, productId: String? = null, productOfferingId: String? = null, receiverMessage: String? = null, senderNote: String? = null, maxNumberOfRetries: Int? = null, includeSenderCharges: Boolean? = null)