- "Usage:\n\thf emv gpo -k -> execute GPO\n\thf emv gpo -st 01020304 -> execute GPO with 4-byte PDOL data, show result in TLV\n");
- // here need to add load params from file and gen pdol
+ "Usage:\n\thf emv gpo -k -> execute GPO\n"
+ "\thf emv gpo -st 01020304 -> execute GPO with 4-byte PDOL data, show result in TLV\n");
+ // here need to add load params from file and gen pdol