message: rust thing?
diff: @@ -387,14 +387,14 @@ impl DidCommandExecutor {
  self.crypto_service.validate_did(&did)?;
  // Look to my did
  - match self._wallet_get_my_did(wallet_handle, &did) {
  + match self._wallet_get_my_did(wallet_handle, did) {
  Ok(my_did) => return Ok(my_did.verkey),
  Err(WalletError::ItemNotFound) => {}
  Err(err) => return Err(IndyError::from(err))
  };
  // look to their did
  - let their_did = self._wallet_get_their_did(wallet_handle, &did)?;
  + let their_did = self._wallet_get_their_did(wallet_handle, did)?;
  let res = their_did.verkey;
  