global class PaymentsBilling { global static ConnectApi.PaymentLineApplyResponse applyPaymentLine(ConnectApi.PaymentLineApplyRequest PaymentLineApplyInput, String paymentId) { } global static ConnectApi.RefundLineApplyResponse applyRefundLine(ConnectApi.RefundLineApplyRequest RefundLineApplyInput, String refundId) { } global Object clone() { } global static ConnectApi.PaymentLineUnapplyResponse unapplyPaymentLine(ConnectApi.PaymentLineUnapplyRequest PaymentLineUnapplyInput, String paymentId, String paymentLineId) { } global static ConnectApi.PaymentLineUnapplyResponse unapplyPaymentLine(ConnectApi.PaymentLineUnapplyRequest PaymentLineUnapplyInput, String paymentLineId) { } }