diff --git a/corda/contracts/src/main/java/djmil/cordacheckers/contracts/GameProposalContract.java b/corda/contracts/src/main/java/djmil/cordacheckers/contracts/GameProposalContract.java
index e0962f3..b055854 100644
--- a/corda/contracts/src/main/java/djmil/cordacheckers/contracts/GameProposalContract.java
+++ b/corda/contracts/src/main/java/djmil/cordacheckers/contracts/GameProposalContract.java
@@ -17,31 +17,33 @@ public class GameProposalContract implements net.corda.v5.ledger.utxo.Contract {
         log.info("--> GameProposalContract.verify() called");
         
 
-    //     requireThat(trx.getCommands().size() == 1, GameCommand.REQUIRE_SINGLE_COMMAND);
-    //     final GameCommand command = getSingleCommand(trx, GameCommand.class);
+        requireThat(trx.getCommands().size() == 1, GameCommand.REQUIRE_SINGLE_COMMAND);
+        final GameCommand command = getSingleCommand(trx, GameCommand.class);
 
-    //     log.info("--> GameProposalContract.verify: command "+command.getAction());
+        log.info("--> GameProposalContract.verify: command "+command.getAction());
 
-    //     switch (command.getAction()) {
-    //         case GAME_PROPOSAL_CREATE:
-    //             command.validateGameProposalCreate(trx);
-    //             break;
+        switch (command.getAction()) {
+            case GAME_PROPOSAL_CREATE:
+                command.validateGameProposalCreate(trx);
+                break;
 
-    //         case GAME_PROPOSAL_ACCEPT:
-    //             command.validateGameProposalAccept(trx);
-    //             break;
+            case GAME_PROPOSAL_ACCEPT:
+                command.validateGameProposalAccept(trx);
+                break;
 
-    //         case GAME_PROPOSAL_REJECT:
-    //             command.validateGameProposalReject(trx);
-    //             break;
+            case GAME_PROPOSAL_REJECT:
+                command.validateGameProposalReject(trx);
+                break;
 
-    //         case GAME_PROPOSAL_CANCEL:
-    //             command.validateGameProposalCancel(trx);
-    //             break;
+            case GAME_PROPOSAL_CANCEL:
+                command.validateGameProposalCancel(trx);
+                break;
 
-    //         default:
-    //             throw new GameCommand.ActionException();
-    //     }
+            default:
+                throw new GameCommand.ActionException();
+        }
+
+        log.info("--> GameProposalContract.verify: SUCCESS");
     }
 
 }