             bottomBorder.bottomAnchor.constraint(equalTo: view.bottomAnchor),
             bottomBorder.trailingAnchor.constraint(equalTo: view.trailingAnchor),
             bottomBorder.heightAnchor.constraint(equalToConstant: 1.0) ])
+
         tapView.constrain([
             tapView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
             tapView.topAnchor.constraint(equalTo: view.topAnchor),


    private func toggleCurrency() {
        selectedRate = selectedRate == nil ? store.state.currentRate : nil
        setCurrencyToggleTitle()
    }

    private func preventAmountOverflow() {

            feeContainer.trailingAnchor.constraint(equalTo: view.trailingAnchor) ])
        feeContainer.arrowXLocation = C.padding[4]

        let borderTop = isRequesting ? border.topAnchor.constraint(equalTo: currencyToggle.bottomAnchor, constant: C.padding[2]) : border.topAnchor.constraint(equalTo: feeContainer.bottomAnchor)
        border.constrain([
            border.leadingAnchor.constraint(equalTo: view.leadingAnchor),
            borderTop,
            border.trailingAnchor.constraint(equalTo: view.trailingAnchor),
            border.heightAnchor.constraint(equalToConstant: 1.0) ])
        balanceLabel.constrain([
