Function fuel_vm::crypto::secp256k1_sign_compact_recoverable

pub fn secp256k1_sign_compact_recoverable(
    secret: &[u8], 
    message: &[u8]
) -> Result<Bytes64, Secp256k1Error>

Sign a given message and compress the v to the signature

The compression scheme is described in https://github.com/lazyledger/lazyledger-specs/blob/master/specs/data_structures.md#public-key-cryptography