Decoding the hexadecimal nulldata output from appendrawmetadata

+1 vote

Can you confirm the format of the hexadecimal string that is generated by appendrawmetadata as I want to convert this back to ascii and noticed there is an additional couple of characters that have been added to the string I originally added to the raw transaction....




asked Jun 6, 2016 by marty

1 Answer

0 votes
Best answer

MultiChain's transactions used bitcoin's formatting, so this is probably the OP_RETURN opcode (0x6A) and a length byte. The general transaction format is described here:

answered Jun 7, 2016 by MultiChain
selected Jun 17, 2016 by marty