Client: minor changes

src/bin/cashierd.rs

@@ -127,8 +127,7 @@ impl Cashierd {
         // received drk coin
         let (drk_pub_key, amount) = recv_coin.recv().await?;
 
-        debug!(target: "CASHIER DAEMON", "Receive coin with following address and amount: {}, {}"
-            , drk_pub_key, amount);
+        debug!(target: "CASHIER DAEMON", "Receive coin with amount: {}", amount);
 
         // get public key, and token_id of the token
         let token = cashier_wallet.get_withdraw_token_public_key_by_dkey_public(&drk_pub_key)?;

src/client.rs

@@ -246,17 +246,12 @@ impl Client {
         }
 
         if inputs_value > amount {
-            let inputs_len = inputs.len();
-            let input = &inputs[inputs_len - 1];
-
             let return_value: u64 = inputs_value - amount;
 
-            let own_pub_key = zcash_primitives::constants::SPENDING_KEY_GENERATOR * input.secret;
-
             outputs.push(tx::TransactionBuilderOutputInfo {
                 value: return_value,
                 asset_id,
-                public: own_pub_key,
+                public: self.main_keypair.public,
             });
         }