def recover
import bend-collections-laws-crypto@1.0.0.0/src/crypto/secp256k1.bend as Secp256k1import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/secp256k1/ecdsa.bend as E
101def recover(+hash: List<&2, U32>, +sig: List<&2, U32>) -> Maybe<&2, List<&2, U32>>:
102 E.recover(hash, sig)