CHAIN_
Size of chain code in bytes.
Per BIP-32/SLIP-0010: The chain code is 32 bytes (256 bits) and is derived from the last 32 bytes of HMAC-SHA512 output.
Size of chain code in bytes.
Per BIP-32/SLIP-0010: The chain code is 32 bytes (256 bits) and is derived from the last 32 bytes of HMAC-SHA512 output.