Address PR comments

java/client/src/main/java/glide/api/commands/TransactionsClusterCommands.java

@@ -10,6 +10,21 @@
  * @see <a href="https://redis.io/commands/?group=transactions">Transactions Commands</a>
  */
 public interface TransactionsClusterCommands {
+    /**
+     * Flushes all the previously watched keys for a transaction. Executing a transaction will
+     * automatically flush all previously watched keys. The command will be routed to all primary
+     * nodes.
+     *
+     * @see <a href="https://redis.io/docs/latest/commands/unwatch/">redis.io</a> for details.
+     * @return <code>OK</code>.
+     * @example
+     *     <pre>{@code
+     * assert client.watch(new String[] {"sampleKey"}).get().equals("OK");
+     * assert client.unwatch().get().equals("OK"); // Flushes "sampleKey" from watched keys.
+     * }</pre>
+     */
+    CompletableFuture<String> unwatch();
+
     /**
      * Flushes all the previously watched keys for a transaction. Executing a transaction will
      * automatically flush all previously watched keys.

java/client/src/test/java/glide/api/RedisClusterClientTest.java

@@ -1454,6 +1454,26 @@ public void functionDelete_with_route_returns_success() {
         assertEquals(OK, payload);
     }
 
+    @SneakyThrows
+    @Test
+    public void unwatch_returns_success() {
+        // setup
+        CompletableFuture<String> testResponse = new CompletableFuture<>();
+        testResponse.complete(OK);
+
+        // match on protobuf request
+        when(commandManager.<String>submitNewCommand(eq(UnWatch), eq(new String[0]), any()))
+                .thenReturn(testResponse);
+
+        // exercise
+        CompletableFuture<String> response = service.unwatch();
+        String payload = response.get();
+
+        // verify
+        assertEquals(testResponse, response);
+        assertEquals(OK, payload);
+    }
+
     @SneakyThrows
     @Test
     public void unwatch_with_route_returns_success() {

java/integTest/src/test/java/glide/cluster/ClusterTransactionTests.java

@@ -240,6 +240,7 @@ public void unwatch() {
         // Transaction executes successfully after modifying a watched key then calling UNWATCH
         assertEquals(OK, clusterClient.watch(keys).get());
         assertEquals(OK, clusterClient.set(key2, helloString).get());
+        assertEquals(OK, clusterClient.unwatch().get());
         assertEquals(OK, clusterClient.unwatch(ALL_PRIMARIES).get());
         setFoobarTransaction.set(key1, foobarString).set(key2, foobarString);
         assertArrayEquals(expectedExecResponse, clusterClient.exec(setFoobarTransaction).get());