--- source: crates/contract/src/crypto_shared/kdf.rs expression: derived_public_key --- "secp256k1:4zvzanBjPrvRWAr3mjdPX9sSkS8GZTZ11L6V2pcAbmHRd3HHbTyboHdWauExDmHrEoWnbhDkUwnzVEa8hg52C55p"