diff --git a/controls/cluster/Clusterkeys.sol b/controls/cluster/Clusterkeys.sol
index 032f1589d..a9cfaaade 100644
--- a/controls/cluster/Clusterkeys.sol
+++ b/controls/cluster/Clusterkeys.sol
@@ -33,7 +33,6 @@ contract Clusterkeys {
   event KeyNotFound(string _privateKey);
   event OrgNotFound(string _orgId);
   event KeyExists(string _orgId, string _privateKey);
-  event Dummy(uint _orgId, bool _keyExists, uint loopCnt );
   event VoterAdded(string _orgId, address _address);
   event VoterExists(string _orgId, address _address);
   event VoterNotFound(string _orgId, address _address);
@@ -44,6 +43,7 @@ contract Clusterkeys {
   event NothingToApprove(string _orgId);
 
   event PrintAll(string _orgId, string _privateKey);
+  event PrintVoter(string _orgId, address _voterAccount);
   event PrintKey(string _orgId, Operation _pendingOp, string _pendingKey);
 
   modifier canVote(string _orgId){
@@ -54,9 +54,9 @@ contract Clusterkeys {
         flag = true;
         break;
       }
-      require(flag, "Account can not vote");
-      _;
     }
+    require(flag, "Account cannot vote");
+    _;
   }
 
   function getOrgIndex(string _orgId) internal view returns (uint)
@@ -294,13 +294,20 @@ contract Clusterkeys {
     }
   }
 
-  function printAll () public {
+  function printAllOrg () public {
     for (uint i = 0; i < orgList.length; i++){
-      emit PrintKey(orgList[i].orgId, orgList[i].pendingOp, orgList[i].pendingKey);
       for (uint j = 0; j < orgList[i].privateKey.length ; j++){
         emit PrintAll(orgList[i].orgId, orgList[i].privateKey[j]);
       }
     }
   }
 
+  function printAllVoter () public {
+    for (uint i = 0; i < voterList.length; i++){
+      for (uint j = 0; j < voterList[i].orgVoterAccount.length ; j++){
+        emit PrintVoter(voterList[i].orgId, voterList[i].orgVoterAccount[j]);
+      }
+    }
+  }
+
 }
diff --git a/controls/cluster/abi/Clusterkeys.abi b/controls/cluster/abi/Clusterkeys.abi
index d1de19177..fc11d8f9b 100644
--- a/controls/cluster/abi/Clusterkeys.abi
+++ b/controls/cluster/abi/Clusterkeys.abi
@@ -1 +1 @@
-[{"constant":false,"inputs":[{"name":"_orgId","type":"string"},{"name":"_privateKey","type":"string"}],"name":"deleteOrgKey","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"printAll","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_orgId","type":"string"},{"name":"_privateKey","type":"string"}],"name":"addOrgKey","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_privateKey","type":"string"}],"name":"OrgKeyAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_privateKey","type":"string"}],"name":"OrgKeyDeleted","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_voterAccount","type":"string"}],"name":"orgVoterAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_privateKey","type":"string"}],"name":"KeyNotFound","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"}],"name":"OrgNotFound","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_privateKey","type":"string"}],"name":"PrintAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_privateKey","type":"string"}],"name":"KeyExists","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"uint256"},{"indexed":false,"name":"_keyExists","type":"bool"},{"indexed":false,"name":"loopCnt","type":"uint256"}],"name":"Dummy","type":"event"}]
\ No newline at end of file
+[{"constant":false,"inputs":[],"name":"printAllOrg","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_orgId","type":"string"}],"name":"approvePendingOp","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_orgId","type":"string"},{"name":"_privateKey","type":"string"}],"name":"deleteOrgKey","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_orgId","type":"string"},{"name":"_address","type":"address"}],"name":"addVoter","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_orgId","type":"string"},{"name":"_address","type":"address"}],"name":"deleteVoter","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"printAllVoter","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_orgId","type":"string"},{"name":"_privateKey","type":"string"}],"name":"addOrgKey","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_privateKey","type":"string"}],"name":"OrgKeyAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_privateKey","type":"string"}],"name":"OrgKeyDeleted","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_voterAccount","type":"string"}],"name":"orgVoterAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_privateKey","type":"string"}],"name":"KeyNotFound","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"}],"name":"OrgNotFound","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_privateKey","type":"string"}],"name":"KeyExists","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_address","type":"address"}],"name":"VoterAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_address","type":"address"}],"name":"VoterExists","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_address","type":"address"}],"name":"VoterNotFound","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_address","type":"address"}],"name":"VoterAccountDeleted","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"}],"name":"NoVotingAccount","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"}],"name":"PendingApproval","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_pendingOp","type":"uint8"},{"indexed":false,"name":"_privateKey","type":"string"}],"name":"ItemForApproval","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"}],"name":"NothingToApprove","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_privateKey","type":"string"}],"name":"PrintAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_voterAccount","type":"address"}],"name":"PrintVoter","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_orgId","type":"string"},{"indexed":false,"name":"_pendingOp","type":"uint8"},{"indexed":false,"name":"_pendingKey","type":"string"}],"name":"PrintKey","type":"event"}]
\ No newline at end of file
diff --git a/controls/cluster/clusterkey_binding.go b/controls/cluster/clusterkey_binding.go
index b6b7ae40a..6e4207a00 100644
--- a/controls/cluster/clusterkey_binding.go
+++ b/controls/cluster/clusterkey_binding.go
@@ -4,7 +4,6 @@
 package cluster
 
 import (
-	"math/big"
 	"strings"
 
 	ethereum "github.com/ethereum/go-ethereum"
@@ -16,7 +15,7 @@ import (
 )
 
 // ClusterABI is the input ABI used to generate the binding from.
-const ClusterABI = "[{\"constant\":false,\"inputs\":[{\"name\":\"_orgId\",\"type\":\"string\"},{\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"deleteOrgKey\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"printAll\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_orgId\",\"type\":\"string\"},{\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"addOrgKey\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"OrgKeyAdded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"OrgKeyDeleted\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_voterAccount\",\"type\":\"string\"}],\"name\":\"orgVoterAdded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"KeyNotFound\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"}],\"name\":\"OrgNotFound\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"PrintAll\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"KeyExists\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"_keyExists\",\"type\":\"bool\"},{\"indexed\":false,\"name\":\"loopCnt\",\"type\":\"uint256\"}],\"name\":\"Dummy\",\"type\":\"event\"}]"
+const ClusterABI = "[{\"constant\":false,\"inputs\":[],\"name\":\"printAllOrg\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_orgId\",\"type\":\"string\"}],\"name\":\"approvePendingOp\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_orgId\",\"type\":\"string\"},{\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"deleteOrgKey\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_orgId\",\"type\":\"string\"},{\"name\":\"_address\",\"type\":\"address\"}],\"name\":\"addVoter\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_orgId\",\"type\":\"string\"},{\"name\":\"_address\",\"type\":\"address\"}],\"name\":\"deleteVoter\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"printAllVoter\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_orgId\",\"type\":\"string\"},{\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"addOrgKey\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"OrgKeyAdded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"OrgKeyDeleted\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_voterAccount\",\"type\":\"string\"}],\"name\":\"orgVoterAdded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"KeyNotFound\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"}],\"name\":\"OrgNotFound\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"KeyExists\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_address\",\"type\":\"address\"}],\"name\":\"VoterAdded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_address\",\"type\":\"address\"}],\"name\":\"VoterExists\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_address\",\"type\":\"address\"}],\"name\":\"VoterNotFound\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_address\",\"type\":\"address\"}],\"name\":\"VoterAccountDeleted\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"}],\"name\":\"NoVotingAccount\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"}],\"name\":\"PendingApproval\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_pendingOp\",\"type\":\"uint8\"},{\"indexed\":false,\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"ItemForApproval\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"}],\"name\":\"NothingToApprove\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_privateKey\",\"type\":\"string\"}],\"name\":\"PrintAll\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_voterAccount\",\"type\":\"address\"}],\"name\":\"PrintVoter\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_orgId\",\"type\":\"string\"},{\"indexed\":false,\"name\":\"_pendingOp\",\"type\":\"uint8\"},{\"indexed\":false,\"name\":\"_pendingKey\",\"type\":\"string\"}],\"name\":\"PrintKey\",\"type\":\"event\"}]"
 
 // Cluster is an auto generated Go binding around an Ethereum contract.
 type Cluster struct {
@@ -181,6 +180,48 @@ func (_Cluster *ClusterTransactorSession) AddOrgKey(_orgId string, _privateKey s
 	return _Cluster.Contract.AddOrgKey(&_Cluster.TransactOpts, _orgId, _privateKey)
 }
 
+// AddVoter is a paid mutator transaction binding the contract method 0x5607395b.
+//
+// Solidity: function addVoter(_orgId string, _address address) returns()
+func (_Cluster *ClusterTransactor) AddVoter(opts *bind.TransactOpts, _orgId string, _address common.Address) (*types.Transaction, error) {
+	return _Cluster.contract.Transact(opts, "addVoter", _orgId, _address)
+}
+
+// AddVoter is a paid mutator transaction binding the contract method 0x5607395b.
+//
+// Solidity: function addVoter(_orgId string, _address address) returns()
+func (_Cluster *ClusterSession) AddVoter(_orgId string, _address common.Address) (*types.Transaction, error) {
+	return _Cluster.Contract.AddVoter(&_Cluster.TransactOpts, _orgId, _address)
+}
+
+// AddVoter is a paid mutator transaction binding the contract method 0x5607395b.
+//
+// Solidity: function addVoter(_orgId string, _address address) returns()
+func (_Cluster *ClusterTransactorSession) AddVoter(_orgId string, _address common.Address) (*types.Transaction, error) {
+	return _Cluster.Contract.AddVoter(&_Cluster.TransactOpts, _orgId, _address)
+}
+
+// ApprovePendingOp is a paid mutator transaction binding the contract method 0x35dc4772.
+//
+// Solidity: function approvePendingOp(_orgId string) returns()
+func (_Cluster *ClusterTransactor) ApprovePendingOp(opts *bind.TransactOpts, _orgId string) (*types.Transaction, error) {
+	return _Cluster.contract.Transact(opts, "approvePendingOp", _orgId)
+}
+
+// ApprovePendingOp is a paid mutator transaction binding the contract method 0x35dc4772.
+//
+// Solidity: function approvePendingOp(_orgId string) returns()
+func (_Cluster *ClusterSession) ApprovePendingOp(_orgId string) (*types.Transaction, error) {
+	return _Cluster.Contract.ApprovePendingOp(&_Cluster.TransactOpts, _orgId)
+}
+
+// ApprovePendingOp is a paid mutator transaction binding the contract method 0x35dc4772.
+//
+// Solidity: function approvePendingOp(_orgId string) returns()
+func (_Cluster *ClusterTransactorSession) ApprovePendingOp(_orgId string) (*types.Transaction, error) {
+	return _Cluster.Contract.ApprovePendingOp(&_Cluster.TransactOpts, _orgId)
+}
+
 // DeleteOrgKey is a paid mutator transaction binding the contract method 0x49379c50.
 //
 // Solidity: function deleteOrgKey(_orgId string, _privateKey string) returns()
@@ -202,30 +243,72 @@ func (_Cluster *ClusterTransactorSession) DeleteOrgKey(_orgId string, _privateKe
 	return _Cluster.Contract.DeleteOrgKey(&_Cluster.TransactOpts, _orgId, _privateKey)
 }
 
-// PrintAll is a paid mutator transaction binding the contract method 0xb9f41ba3.
+// DeleteVoter is a paid mutator transaction binding the contract method 0x59cbd6fe.
 //
-// Solidity: function printAll() returns()
-func (_Cluster *ClusterTransactor) PrintAll(opts *bind.TransactOpts) (*types.Transaction, error) {
-	return _Cluster.contract.Transact(opts, "printAll")
+// Solidity: function deleteVoter(_orgId string, _address address) returns()
+func (_Cluster *ClusterTransactor) DeleteVoter(opts *bind.TransactOpts, _orgId string, _address common.Address) (*types.Transaction, error) {
+	return _Cluster.contract.Transact(opts, "deleteVoter", _orgId, _address)
 }
 
-// PrintAll is a paid mutator transaction binding the contract method 0xb9f41ba3.
+// DeleteVoter is a paid mutator transaction binding the contract method 0x59cbd6fe.
 //
-// Solidity: function printAll() returns()
-func (_Cluster *ClusterSession) PrintAll() (*types.Transaction, error) {
-	return _Cluster.Contract.PrintAll(&_Cluster.TransactOpts)
+// Solidity: function deleteVoter(_orgId string, _address address) returns()
+func (_Cluster *ClusterSession) DeleteVoter(_orgId string, _address common.Address) (*types.Transaction, error) {
+	return _Cluster.Contract.DeleteVoter(&_Cluster.TransactOpts, _orgId, _address)
 }
 
-// PrintAll is a paid mutator transaction binding the contract method 0xb9f41ba3.
+// DeleteVoter is a paid mutator transaction binding the contract method 0x59cbd6fe.
 //
-// Solidity: function printAll() returns()
-func (_Cluster *ClusterTransactorSession) PrintAll() (*types.Transaction, error) {
-	return _Cluster.Contract.PrintAll(&_Cluster.TransactOpts)
+// Solidity: function deleteVoter(_orgId string, _address address) returns()
+func (_Cluster *ClusterTransactorSession) DeleteVoter(_orgId string, _address common.Address) (*types.Transaction, error) {
+	return _Cluster.Contract.DeleteVoter(&_Cluster.TransactOpts, _orgId, _address)
 }
 
-// ClusterDummyIterator is returned from FilterDummy and is used to iterate over the raw logs and unpacked data for Dummy events raised by the Cluster contract.
-type ClusterDummyIterator struct {
-	Event *ClusterDummy // Event containing the contract specifics and raw log
+// PrintAllOrg is a paid mutator transaction binding the contract method 0x2bbc5084.
+//
+// Solidity: function printAllOrg() returns()
+func (_Cluster *ClusterTransactor) PrintAllOrg(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Cluster.contract.Transact(opts, "printAllOrg")
+}
+
+// PrintAllOrg is a paid mutator transaction binding the contract method 0x2bbc5084.
+//
+// Solidity: function printAllOrg() returns()
+func (_Cluster *ClusterSession) PrintAllOrg() (*types.Transaction, error) {
+	return _Cluster.Contract.PrintAllOrg(&_Cluster.TransactOpts)
+}
+
+// PrintAllOrg is a paid mutator transaction binding the contract method 0x2bbc5084.
+//
+// Solidity: function printAllOrg() returns()
+func (_Cluster *ClusterTransactorSession) PrintAllOrg() (*types.Transaction, error) {
+	return _Cluster.Contract.PrintAllOrg(&_Cluster.TransactOpts)
+}
+
+// PrintAllVoter is a paid mutator transaction binding the contract method 0x73f9cee0.
+//
+// Solidity: function printAllVoter() returns()
+func (_Cluster *ClusterTransactor) PrintAllVoter(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Cluster.contract.Transact(opts, "printAllVoter")
+}
+
+// PrintAllVoter is a paid mutator transaction binding the contract method 0x73f9cee0.
+//
+// Solidity: function printAllVoter() returns()
+func (_Cluster *ClusterSession) PrintAllVoter() (*types.Transaction, error) {
+	return _Cluster.Contract.PrintAllVoter(&_Cluster.TransactOpts)
+}
+
+// PrintAllVoter is a paid mutator transaction binding the contract method 0x73f9cee0.
+//
+// Solidity: function printAllVoter() returns()
+func (_Cluster *ClusterTransactorSession) PrintAllVoter() (*types.Transaction, error) {
+	return _Cluster.Contract.PrintAllVoter(&_Cluster.TransactOpts)
+}
+
+// ClusterItemForApprovalIterator is returned from FilterItemForApproval and is used to iterate over the raw logs and unpacked data for ItemForApproval events raised by the Cluster contract.
+type ClusterItemForApprovalIterator struct {
+	Event *ClusterItemForApproval // Event containing the contract specifics and raw log
 
 	contract *bind.BoundContract // Generic contract to use for unpacking event data
 	event    string              // Event name to use for unpacking event data
@@ -239,7 +322,7 @@ type ClusterDummyIterator struct {
 // Next advances the iterator to the subsequent event, returning whether there
 // are any more events found. In case of a retrieval or parsing error, false is
 // returned and Error() can be queried for the exact failure.
-func (it *ClusterDummyIterator) Next() bool {
+func (it *ClusterItemForApprovalIterator) Next() bool {
 	// If the iterator failed, stop iterating
 	if it.fail != nil {
 		return false
@@ -248,7 +331,7 @@ func (it *ClusterDummyIterator) Next() bool {
 	if it.done {
 		select {
 		case log := <-it.logs:
-			it.Event = new(ClusterDummy)
+			it.Event = new(ClusterItemForApproval)
 			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
 				it.fail = err
 				return false
@@ -263,7 +346,7 @@ func (it *ClusterDummyIterator) Next() bool {
 	// Iterator still in progress, wait for either a data or an error event
 	select {
 	case log := <-it.logs:
-		it.Event = new(ClusterDummy)
+		it.Event = new(ClusterItemForApproval)
 		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
 			it.fail = err
 			return false
@@ -279,43 +362,43 @@ func (it *ClusterDummyIterator) Next() bool {
 }
 
 // Error returns any retrieval or parsing error occurred during filtering.
-func (it *ClusterDummyIterator) Error() error {
+func (it *ClusterItemForApprovalIterator) Error() error {
 	return it.fail
 }
 
 // Close terminates the iteration process, releasing any pending underlying
 // resources.
-func (it *ClusterDummyIterator) Close() error {
+func (it *ClusterItemForApprovalIterator) Close() error {
 	it.sub.Unsubscribe()
 	return nil
 }
 
-// ClusterDummy represents a Dummy event raised by the Cluster contract.
-type ClusterDummy struct {
-	OrgId     *big.Int
-	KeyExists bool
-	LoopCnt   *big.Int
-	Raw       types.Log // Blockchain specific contextual infos
+// ClusterItemForApproval represents a ItemForApproval event raised by the Cluster contract.
+type ClusterItemForApproval struct {
+	OrgId      string
+	PendingOp  uint8
+	PrivateKey string
+	Raw        types.Log // Blockchain specific contextual infos
 }
 
-// FilterDummy is a free log retrieval operation binding the contract event 0xd58c0f112df16fab0019f11d0dd6b109778672dd444bdd4ef464ff369d83eacd.
+// FilterItemForApproval is a free log retrieval operation binding the contract event 0x4475befcee492797e02530076fd7e138aa058eb3bcd028a9df5c0f2815ba9f4a.
 //
-// Solidity: e Dummy(_orgId uint256, _keyExists bool, loopCnt uint256)
-func (_Cluster *ClusterFilterer) FilterDummy(opts *bind.FilterOpts) (*ClusterDummyIterator, error) {
+// Solidity: e ItemForApproval(_orgId string, _pendingOp uint8, _privateKey string)
+func (_Cluster *ClusterFilterer) FilterItemForApproval(opts *bind.FilterOpts) (*ClusterItemForApprovalIterator, error) {
 
-	logs, sub, err := _Cluster.contract.FilterLogs(opts, "Dummy")
+	logs, sub, err := _Cluster.contract.FilterLogs(opts, "ItemForApproval")
 	if err != nil {
 		return nil, err
 	}
-	return &ClusterDummyIterator{contract: _Cluster.contract, event: "Dummy", logs: logs, sub: sub}, nil
+	return &ClusterItemForApprovalIterator{contract: _Cluster.contract, event: "ItemForApproval", logs: logs, sub: sub}, nil
 }
 
-// WatchDummy is a free log subscription operation binding the contract event 0xd58c0f112df16fab0019f11d0dd6b109778672dd444bdd4ef464ff369d83eacd.
+// WatchItemForApproval is a free log subscription operation binding the contract event 0x4475befcee492797e02530076fd7e138aa058eb3bcd028a9df5c0f2815ba9f4a.
 //
-// Solidity: e Dummy(_orgId uint256, _keyExists bool, loopCnt uint256)
-func (_Cluster *ClusterFilterer) WatchDummy(opts *bind.WatchOpts, sink chan<- *ClusterDummy) (event.Subscription, error) {
+// Solidity: e ItemForApproval(_orgId string, _pendingOp uint8, _privateKey string)
+func (_Cluster *ClusterFilterer) WatchItemForApproval(opts *bind.WatchOpts, sink chan<- *ClusterItemForApproval) (event.Subscription, error) {
 
-	logs, sub, err := _Cluster.contract.WatchLogs(opts, "Dummy")
+	logs, sub, err := _Cluster.contract.WatchLogs(opts, "ItemForApproval")
 	if err != nil {
 		return nil, err
 	}
@@ -325,8 +408,8 @@ func (_Cluster *ClusterFilterer) WatchDummy(opts *bind.WatchOpts, sink chan<- *C
 			select {
 			case log := <-logs:
 				// New log arrived, parse the event and forward to the user
-				event := new(ClusterDummy)
-				if err := _Cluster.contract.UnpackLog(event, "Dummy", log); err != nil {
+				event := new(ClusterItemForApproval)
+				if err := _Cluster.contract.UnpackLog(event, "ItemForApproval", log); err != nil {
 					return err
 				}
 				event.Raw = log
@@ -592,6 +675,250 @@ func (_Cluster *ClusterFilterer) WatchKeyNotFound(opts *bind.WatchOpts, sink cha
 	}), nil
 }
 
+// ClusterNoVotingAccountIterator is returned from FilterNoVotingAccount and is used to iterate over the raw logs and unpacked data for NoVotingAccount events raised by the Cluster contract.
+type ClusterNoVotingAccountIterator struct {
+	Event *ClusterNoVotingAccount // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *ClusterNoVotingAccountIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(ClusterNoVotingAccount)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(ClusterNoVotingAccount)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *ClusterNoVotingAccountIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *ClusterNoVotingAccountIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// ClusterNoVotingAccount represents a NoVotingAccount event raised by the Cluster contract.
+type ClusterNoVotingAccount struct {
+	OrgId string
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterNoVotingAccount is a free log retrieval operation binding the contract event 0xaca1d1ef8876e1135c8c76871025becb2eefcbdb13c62fcd55c51dc174abf7af.
+//
+// Solidity: e NoVotingAccount(_orgId string)
+func (_Cluster *ClusterFilterer) FilterNoVotingAccount(opts *bind.FilterOpts) (*ClusterNoVotingAccountIterator, error) {
+
+	logs, sub, err := _Cluster.contract.FilterLogs(opts, "NoVotingAccount")
+	if err != nil {
+		return nil, err
+	}
+	return &ClusterNoVotingAccountIterator{contract: _Cluster.contract, event: "NoVotingAccount", logs: logs, sub: sub}, nil
+}
+
+// WatchNoVotingAccount is a free log subscription operation binding the contract event 0xaca1d1ef8876e1135c8c76871025becb2eefcbdb13c62fcd55c51dc174abf7af.
+//
+// Solidity: e NoVotingAccount(_orgId string)
+func (_Cluster *ClusterFilterer) WatchNoVotingAccount(opts *bind.WatchOpts, sink chan<- *ClusterNoVotingAccount) (event.Subscription, error) {
+
+	logs, sub, err := _Cluster.contract.WatchLogs(opts, "NoVotingAccount")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(ClusterNoVotingAccount)
+				if err := _Cluster.contract.UnpackLog(event, "NoVotingAccount", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ClusterNothingToApproveIterator is returned from FilterNothingToApprove and is used to iterate over the raw logs and unpacked data for NothingToApprove events raised by the Cluster contract.
+type ClusterNothingToApproveIterator struct {
+	Event *ClusterNothingToApprove // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *ClusterNothingToApproveIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(ClusterNothingToApprove)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(ClusterNothingToApprove)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *ClusterNothingToApproveIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *ClusterNothingToApproveIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// ClusterNothingToApprove represents a NothingToApprove event raised by the Cluster contract.
+type ClusterNothingToApprove struct {
+	OrgId string
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterNothingToApprove is a free log retrieval operation binding the contract event 0xe820171ad1d64f6ca44bb0943acbac4c6085812bf91e8b791646295639806228.
+//
+// Solidity: e NothingToApprove(_orgId string)
+func (_Cluster *ClusterFilterer) FilterNothingToApprove(opts *bind.FilterOpts) (*ClusterNothingToApproveIterator, error) {
+
+	logs, sub, err := _Cluster.contract.FilterLogs(opts, "NothingToApprove")
+	if err != nil {
+		return nil, err
+	}
+	return &ClusterNothingToApproveIterator{contract: _Cluster.contract, event: "NothingToApprove", logs: logs, sub: sub}, nil
+}
+
+// WatchNothingToApprove is a free log subscription operation binding the contract event 0xe820171ad1d64f6ca44bb0943acbac4c6085812bf91e8b791646295639806228.
+//
+// Solidity: e NothingToApprove(_orgId string)
+func (_Cluster *ClusterFilterer) WatchNothingToApprove(opts *bind.WatchOpts, sink chan<- *ClusterNothingToApprove) (event.Subscription, error) {
+
+	logs, sub, err := _Cluster.contract.WatchLogs(opts, "NothingToApprove")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(ClusterNothingToApprove)
+				if err := _Cluster.contract.UnpackLog(event, "NothingToApprove", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
 // ClusterOrgKeyAddedIterator is returned from FilterOrgKeyAdded and is used to iterate over the raw logs and unpacked data for OrgKeyAdded events raised by the Cluster contract.
 type ClusterOrgKeyAddedIterator struct {
 	Event *ClusterOrgKeyAdded // Event containing the contract specifics and raw log
@@ -960,6 +1287,128 @@ func (_Cluster *ClusterFilterer) WatchOrgNotFound(opts *bind.WatchOpts, sink cha
 	}), nil
 }
 
+// ClusterPendingApprovalIterator is returned from FilterPendingApproval and is used to iterate over the raw logs and unpacked data for PendingApproval events raised by the Cluster contract.
+type ClusterPendingApprovalIterator struct {
+	Event *ClusterPendingApproval // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *ClusterPendingApprovalIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(ClusterPendingApproval)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(ClusterPendingApproval)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *ClusterPendingApprovalIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *ClusterPendingApprovalIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// ClusterPendingApproval represents a PendingApproval event raised by the Cluster contract.
+type ClusterPendingApproval struct {
+	OrgId string
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterPendingApproval is a free log retrieval operation binding the contract event 0x2de31d28953221328a1c7e30a93fa15e0d8573128a8f6fa92cf66408a0403c99.
+//
+// Solidity: e PendingApproval(_orgId string)
+func (_Cluster *ClusterFilterer) FilterPendingApproval(opts *bind.FilterOpts) (*ClusterPendingApprovalIterator, error) {
+
+	logs, sub, err := _Cluster.contract.FilterLogs(opts, "PendingApproval")
+	if err != nil {
+		return nil, err
+	}
+	return &ClusterPendingApprovalIterator{contract: _Cluster.contract, event: "PendingApproval", logs: logs, sub: sub}, nil
+}
+
+// WatchPendingApproval is a free log subscription operation binding the contract event 0x2de31d28953221328a1c7e30a93fa15e0d8573128a8f6fa92cf66408a0403c99.
+//
+// Solidity: e PendingApproval(_orgId string)
+func (_Cluster *ClusterFilterer) WatchPendingApproval(opts *bind.WatchOpts, sink chan<- *ClusterPendingApproval) (event.Subscription, error) {
+
+	logs, sub, err := _Cluster.contract.WatchLogs(opts, "PendingApproval")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(ClusterPendingApproval)
+				if err := _Cluster.contract.UnpackLog(event, "PendingApproval", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
 // ClusterPrintAllIterator is returned from FilterPrintAll and is used to iterate over the raw logs and unpacked data for PrintAll events raised by the Cluster contract.
 type ClusterPrintAllIterator struct {
 	Event *ClusterPrintAll // Event containing the contract specifics and raw log
@@ -1083,6 +1532,745 @@ func (_Cluster *ClusterFilterer) WatchPrintAll(opts *bind.WatchOpts, sink chan<-
 	}), nil
 }
 
+// ClusterPrintKeyIterator is returned from FilterPrintKey and is used to iterate over the raw logs and unpacked data for PrintKey events raised by the Cluster contract.
+type ClusterPrintKeyIterator struct {
+	Event *ClusterPrintKey // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *ClusterPrintKeyIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(ClusterPrintKey)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(ClusterPrintKey)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *ClusterPrintKeyIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *ClusterPrintKeyIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// ClusterPrintKey represents a PrintKey event raised by the Cluster contract.
+type ClusterPrintKey struct {
+	OrgId      string
+	PendingOp  uint8
+	PendingKey string
+	Raw        types.Log // Blockchain specific contextual infos
+}
+
+// FilterPrintKey is a free log retrieval operation binding the contract event 0x5ac991854acd1b6419820adc1e7485528b0ad28b55d18e070e9bcd63786e7ff8.
+//
+// Solidity: e PrintKey(_orgId string, _pendingOp uint8, _pendingKey string)
+func (_Cluster *ClusterFilterer) FilterPrintKey(opts *bind.FilterOpts) (*ClusterPrintKeyIterator, error) {
+
+	logs, sub, err := _Cluster.contract.FilterLogs(opts, "PrintKey")
+	if err != nil {
+		return nil, err
+	}
+	return &ClusterPrintKeyIterator{contract: _Cluster.contract, event: "PrintKey", logs: logs, sub: sub}, nil
+}
+
+// WatchPrintKey is a free log subscription operation binding the contract event 0x5ac991854acd1b6419820adc1e7485528b0ad28b55d18e070e9bcd63786e7ff8.
+//
+// Solidity: e PrintKey(_orgId string, _pendingOp uint8, _pendingKey string)
+func (_Cluster *ClusterFilterer) WatchPrintKey(opts *bind.WatchOpts, sink chan<- *ClusterPrintKey) (event.Subscription, error) {
+
+	logs, sub, err := _Cluster.contract.WatchLogs(opts, "PrintKey")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(ClusterPrintKey)
+				if err := _Cluster.contract.UnpackLog(event, "PrintKey", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ClusterPrintVoterIterator is returned from FilterPrintVoter and is used to iterate over the raw logs and unpacked data for PrintVoter events raised by the Cluster contract.
+type ClusterPrintVoterIterator struct {
+	Event *ClusterPrintVoter // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *ClusterPrintVoterIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(ClusterPrintVoter)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(ClusterPrintVoter)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *ClusterPrintVoterIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *ClusterPrintVoterIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// ClusterPrintVoter represents a PrintVoter event raised by the Cluster contract.
+type ClusterPrintVoter struct {
+	OrgId        string
+	VoterAccount common.Address
+	Raw          types.Log // Blockchain specific contextual infos
+}
+
+// FilterPrintVoter is a free log retrieval operation binding the contract event 0x0c0001a7636c2b95d29de23e25bb65060f9ad324f9f38b309f6f5659a6cb3165.
+//
+// Solidity: e PrintVoter(_orgId string, _voterAccount address)
+func (_Cluster *ClusterFilterer) FilterPrintVoter(opts *bind.FilterOpts) (*ClusterPrintVoterIterator, error) {
+
+	logs, sub, err := _Cluster.contract.FilterLogs(opts, "PrintVoter")
+	if err != nil {
+		return nil, err
+	}
+	return &ClusterPrintVoterIterator{contract: _Cluster.contract, event: "PrintVoter", logs: logs, sub: sub}, nil
+}
+
+// WatchPrintVoter is a free log subscription operation binding the contract event 0x0c0001a7636c2b95d29de23e25bb65060f9ad324f9f38b309f6f5659a6cb3165.
+//
+// Solidity: e PrintVoter(_orgId string, _voterAccount address)
+func (_Cluster *ClusterFilterer) WatchPrintVoter(opts *bind.WatchOpts, sink chan<- *ClusterPrintVoter) (event.Subscription, error) {
+
+	logs, sub, err := _Cluster.contract.WatchLogs(opts, "PrintVoter")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(ClusterPrintVoter)
+				if err := _Cluster.contract.UnpackLog(event, "PrintVoter", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ClusterVoterAccountDeletedIterator is returned from FilterVoterAccountDeleted and is used to iterate over the raw logs and unpacked data for VoterAccountDeleted events raised by the Cluster contract.
+type ClusterVoterAccountDeletedIterator struct {
+	Event *ClusterVoterAccountDeleted // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *ClusterVoterAccountDeletedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(ClusterVoterAccountDeleted)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(ClusterVoterAccountDeleted)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *ClusterVoterAccountDeletedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *ClusterVoterAccountDeletedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// ClusterVoterAccountDeleted represents a VoterAccountDeleted event raised by the Cluster contract.
+type ClusterVoterAccountDeleted struct {
+	OrgId   string
+	Address common.Address
+	Raw     types.Log // Blockchain specific contextual infos
+}
+
+// FilterVoterAccountDeleted is a free log retrieval operation binding the contract event 0x192eeefa7720f7067bcc0a3f5bbcc2941c417a8761ec8b795d2941f3b0d2be17.
+//
+// Solidity: e VoterAccountDeleted(_orgId string, _address address)
+func (_Cluster *ClusterFilterer) FilterVoterAccountDeleted(opts *bind.FilterOpts) (*ClusterVoterAccountDeletedIterator, error) {
+
+	logs, sub, err := _Cluster.contract.FilterLogs(opts, "VoterAccountDeleted")
+	if err != nil {
+		return nil, err
+	}
+	return &ClusterVoterAccountDeletedIterator{contract: _Cluster.contract, event: "VoterAccountDeleted", logs: logs, sub: sub}, nil
+}
+
+// WatchVoterAccountDeleted is a free log subscription operation binding the contract event 0x192eeefa7720f7067bcc0a3f5bbcc2941c417a8761ec8b795d2941f3b0d2be17.
+//
+// Solidity: e VoterAccountDeleted(_orgId string, _address address)
+func (_Cluster *ClusterFilterer) WatchVoterAccountDeleted(opts *bind.WatchOpts, sink chan<- *ClusterVoterAccountDeleted) (event.Subscription, error) {
+
+	logs, sub, err := _Cluster.contract.WatchLogs(opts, "VoterAccountDeleted")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(ClusterVoterAccountDeleted)
+				if err := _Cluster.contract.UnpackLog(event, "VoterAccountDeleted", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ClusterVoterAddedIterator is returned from FilterVoterAdded and is used to iterate over the raw logs and unpacked data for VoterAdded events raised by the Cluster contract.
+type ClusterVoterAddedIterator struct {
+	Event *ClusterVoterAdded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *ClusterVoterAddedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(ClusterVoterAdded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(ClusterVoterAdded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *ClusterVoterAddedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *ClusterVoterAddedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// ClusterVoterAdded represents a VoterAdded event raised by the Cluster contract.
+type ClusterVoterAdded struct {
+	OrgId   string
+	Address common.Address
+	Raw     types.Log // Blockchain specific contextual infos
+}
+
+// FilterVoterAdded is a free log retrieval operation binding the contract event 0x424f3ad05c61ea35cad66f22b70b1fad7250d8229921238078c401db36d34574.
+//
+// Solidity: e VoterAdded(_orgId string, _address address)
+func (_Cluster *ClusterFilterer) FilterVoterAdded(opts *bind.FilterOpts) (*ClusterVoterAddedIterator, error) {
+
+	logs, sub, err := _Cluster.contract.FilterLogs(opts, "VoterAdded")
+	if err != nil {
+		return nil, err
+	}
+	return &ClusterVoterAddedIterator{contract: _Cluster.contract, event: "VoterAdded", logs: logs, sub: sub}, nil
+}
+
+// WatchVoterAdded is a free log subscription operation binding the contract event 0x424f3ad05c61ea35cad66f22b70b1fad7250d8229921238078c401db36d34574.
+//
+// Solidity: e VoterAdded(_orgId string, _address address)
+func (_Cluster *ClusterFilterer) WatchVoterAdded(opts *bind.WatchOpts, sink chan<- *ClusterVoterAdded) (event.Subscription, error) {
+
+	logs, sub, err := _Cluster.contract.WatchLogs(opts, "VoterAdded")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(ClusterVoterAdded)
+				if err := _Cluster.contract.UnpackLog(event, "VoterAdded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ClusterVoterExistsIterator is returned from FilterVoterExists and is used to iterate over the raw logs and unpacked data for VoterExists events raised by the Cluster contract.
+type ClusterVoterExistsIterator struct {
+	Event *ClusterVoterExists // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *ClusterVoterExistsIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(ClusterVoterExists)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(ClusterVoterExists)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *ClusterVoterExistsIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *ClusterVoterExistsIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// ClusterVoterExists represents a VoterExists event raised by the Cluster contract.
+type ClusterVoterExists struct {
+	OrgId   string
+	Address common.Address
+	Raw     types.Log // Blockchain specific contextual infos
+}
+
+// FilterVoterExists is a free log retrieval operation binding the contract event 0x57c0436fcca42a02516ed36a118ab7196a853b19ae03db4cbe9d1f6ec5a8f30b.
+//
+// Solidity: e VoterExists(_orgId string, _address address)
+func (_Cluster *ClusterFilterer) FilterVoterExists(opts *bind.FilterOpts) (*ClusterVoterExistsIterator, error) {
+
+	logs, sub, err := _Cluster.contract.FilterLogs(opts, "VoterExists")
+	if err != nil {
+		return nil, err
+	}
+	return &ClusterVoterExistsIterator{contract: _Cluster.contract, event: "VoterExists", logs: logs, sub: sub}, nil
+}
+
+// WatchVoterExists is a free log subscription operation binding the contract event 0x57c0436fcca42a02516ed36a118ab7196a853b19ae03db4cbe9d1f6ec5a8f30b.
+//
+// Solidity: e VoterExists(_orgId string, _address address)
+func (_Cluster *ClusterFilterer) WatchVoterExists(opts *bind.WatchOpts, sink chan<- *ClusterVoterExists) (event.Subscription, error) {
+
+	logs, sub, err := _Cluster.contract.WatchLogs(opts, "VoterExists")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(ClusterVoterExists)
+				if err := _Cluster.contract.UnpackLog(event, "VoterExists", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ClusterVoterNotFoundIterator is returned from FilterVoterNotFound and is used to iterate over the raw logs and unpacked data for VoterNotFound events raised by the Cluster contract.
+type ClusterVoterNotFoundIterator struct {
+	Event *ClusterVoterNotFound // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *ClusterVoterNotFoundIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(ClusterVoterNotFound)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(ClusterVoterNotFound)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *ClusterVoterNotFoundIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *ClusterVoterNotFoundIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// ClusterVoterNotFound represents a VoterNotFound event raised by the Cluster contract.
+type ClusterVoterNotFound struct {
+	OrgId   string
+	Address common.Address
+	Raw     types.Log // Blockchain specific contextual infos
+}
+
+// FilterVoterNotFound is a free log retrieval operation binding the contract event 0xfc25f65937d1cb43a570fb3b3c5d0bf0b69b4cdd2da44c56b9893e2d14035960.
+//
+// Solidity: e VoterNotFound(_orgId string, _address address)
+func (_Cluster *ClusterFilterer) FilterVoterNotFound(opts *bind.FilterOpts) (*ClusterVoterNotFoundIterator, error) {
+
+	logs, sub, err := _Cluster.contract.FilterLogs(opts, "VoterNotFound")
+	if err != nil {
+		return nil, err
+	}
+	return &ClusterVoterNotFoundIterator{contract: _Cluster.contract, event: "VoterNotFound", logs: logs, sub: sub}, nil
+}
+
+// WatchVoterNotFound is a free log subscription operation binding the contract event 0xfc25f65937d1cb43a570fb3b3c5d0bf0b69b4cdd2da44c56b9893e2d14035960.
+//
+// Solidity: e VoterNotFound(_orgId string, _address address)
+func (_Cluster *ClusterFilterer) WatchVoterNotFound(opts *bind.WatchOpts, sink chan<- *ClusterVoterNotFound) (event.Subscription, error) {
+
+	logs, sub, err := _Cluster.contract.WatchLogs(opts, "VoterNotFound")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(ClusterVoterNotFound)
+				if err := _Cluster.contract.UnpackLog(event, "VoterNotFound", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
 // ClusterOrgVoterAddedIterator is returned from FilterOrgVoterAdded and is used to iterate over the raw logs and unpacked data for OrgVoterAdded events raised by the Cluster contract.
 type ClusterOrgVoterAddedIterator struct {
 	Event *ClusterOrgVoterAdded // Event containing the contract specifics and raw log