Can you optimise and seek "blocks" of qr code to scan. Or, do you have to scan from block 0 onwards every time? How much data per qr code by bytes? I'd use th

Can you optimise and seek "blocks" of qr code to scan. Or, do you have to scan from block 0 onwards every time? How much data per qr code by bytes? I'd use this to move 2fa, google already do a qr sequence for this, but an independent implementation is valuable.