func (k *Secp256k1PrivateKey) Raw() ([]byte, error) {
	return (*btcec.PrivateKey)(k).Serialize(), nil
}
func (k *Secp256k1PrivateKey) Raw() ([]byte, error) {
	return (*btcec.PrivateKey)(k).Serialize(), nil
}
func ( k * Secp256k1PrivateKey ) Raw ( ) ( [ ] byte , error ) { return ( * btcec . PrivateKey ) ( k ) . Serialize ( ) , nil }
// Raw returns the bytes of the key
Raw returns the bytes of the key