message: do not crash is usd is ""
diff: @@ -110,7 +110,7 @@ export const TransactionDetailScreen = ({ route, navigation }) => {
  <View style={[styles.amountView, {backgroundColor: colorTypeFromIconType(sendOrReceive)}]}>
  <IconTransaction type={iconTypeFromAmount(amount)} size={100} transparent={true} />
  <Text style={styles.amountText}>{spendOrReceive}</Text>
  - {usd &&
  + {!!usd &&
  <TextCurrency amount={Math.abs(usd)} currency={"USD"} style={styles.amount} />
  }
  <TextCurrency amount={Math.abs(amount)} currency={currency} style={styles.amountSecondary} />
  