diff --git a/src/cpp/HTTPInterface/AdminHederaAccountPage.cpp b/src/cpp/HTTPInterface/AdminHederaAccountPage.cpp
index e98a02d92..fa99a7b35 100644
--- a/src/cpp/HTTPInterface/AdminHederaAccountPage.cpp
+++ b/src/cpp/HTTPInterface/AdminHederaAccountPage.cpp
@@ -12,6 +12,8 @@
 #include "../controller/HederaId.h"
 #include "../controller/CryptoKey.h"
 #include "../lib/DataTypeConverter.h"
+#include "../lib/Profiler.h"
+#include "../lib/Success.h"
 #include "../SingletonManager/SessionManager.h"
 
 #include "../ServerConfig.h"
@@ -37,12 +39,14 @@ void AdminHederaAccountPage::handleRequest(Poco::Net::HTTPServerRequest& request
 	if (_compressResponse) response.set("Content-Encoding", "gzip");
 
 	Poco::Net::HTMLForm form(request, request.stream());
-#line 20 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 22 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
 
 	const char* pageName = "Hedera Account";
 	auto sm = SessionManager::getInstance();
 	auto mm = MemoryManager::getInstance();
 	auto user = mSession->getNewUser();
+	Profiler hedera_time;
+	std::string hedera_time_string;
 	
 	Poco::URI uri(request.getURI());
 	auto uri_query = uri.getQueryParameters();
@@ -65,7 +69,9 @@ void AdminHederaAccountPage::handleRequest(Poco::Net::HTTPServerRequest& request
 			if(!hedera_account.size() || hedera_account[0].isNull()) {
 				addError(new Error("Action Update Balance", "hedera id not found"));
 			} else {
+				hedera_time.reset();
 				hedera_account[0]->updateBalanceFromHedera(user, this);
+				addNotification(new ParamSuccess("Hedera", "crypto get balance success in ", hedera_time.string()));
 			}
 		}
 	}
@@ -225,7 +231,7 @@ void AdminHederaAccountPage::handleRequest(Poco::Net::HTTPServerRequest& request
 	responseStream << "\t\t<div class=\"content\">";
 	// end include header_large.cpsp
 	responseStream << "\n";
-#line 150 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 156 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
 	responseStream << ( getErrorsHtml() );
 	responseStream << "\n";
 	responseStream << "<div class=\"center-form-container\">\n";
@@ -242,37 +248,37 @@ void AdminHederaAccountPage::handleRequest(Poco::Net::HTTPServerRequest& request
 	responseStream << "\t\t\t\t<div class=\"cell header-cell c5\">Aktionen</div>\n";
 	responseStream << "\t\t\t</div>\n";
 	responseStream << "\t\t\t";
-#line 164 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 171 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
  for(auto it = hedera_accounts.begin(); it != hedera_accounts.end(); it++) {
 					auto hedera_account_model = (*it)->getModel();  
 					auto updateUrl = ServerConfig::g_serverPath + "/hedera_account?action=updateBalance&account_id=" + std::to_string(hedera_account_model->getID());
 						responseStream << "\n";
 	responseStream << "\t\t\t\t<div class=\"row\">\n";
 	responseStream << "\t\t\t\t\t<div class=\"cell c2\">";
-#line 169 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 176 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
 	responseStream << ( (*it)->getHederaId()->getModel()->toString() );
 	responseStream << "</div>\n";
 	responseStream << "\t\t\t\t\t<div class=\"cell c3\">";
-#line 170 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 177 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
 	responseStream << ( hedera_account_model->getBalanceDouble() );
 	responseStream << " hbar</div>\n";
 	responseStream << "\t\t\t\t\t<div class=\"cell c2\">";
-#line 171 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 178 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
 	responseStream << ( model::table::HederaAccount::hederaNetworkTypeToString(hedera_account_model->getNetworkType()) );
 	responseStream << "</div>\n";
 	responseStream << "\t\t\t\t\t<div class=\"cell c3\">";
-#line 172 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 179 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
 	responseStream << ( hedera_account_model->getUpdatedString() );
 	responseStream << "</div>\n";
 	responseStream << "\t\t\t\t\t<button class=\"form-button\" title=\"Anfrage an Hedera, kostet etwas\" onclick=\"window.location.href='";
-#line 173 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 180 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
 	responseStream << ( updateUrl );
 	responseStream << "'\"  >\n";
 	responseStream << "\t\t\t\t\t\tUpdate Balance\n";
 	responseStream << "\t\t\t\t\t</button>\n";
 	responseStream << "\t\t\t\t</div>\n";
 	responseStream << "\t\t\t";
-#line 177 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 184 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
  } 	responseStream << "\n";
 	responseStream << "\t\t</div>\n";
 	responseStream << "\t</div>\n";
@@ -281,7 +287,7 @@ void AdminHederaAccountPage::handleRequest(Poco::Net::HTTPServerRequest& request
 	responseStream << "\t</div>\n";
 	responseStream << "\t<div class=\"center-form-form\">\n";
 	responseStream << "\t\t<form method=\"POST\" action=\"";
-#line 184 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 191 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
 	responseStream << ( ServerConfig::g_serverPath );
 	responseStream << "/hedera_account\">\n";
 	responseStream << "\t\t\t<label class=\"form-label\">Hedera Account ID</label>\n";
@@ -295,21 +301,21 @@ void AdminHederaAccountPage::handleRequest(Poco::Net::HTTPServerRequest& request
 	responseStream << "\t\t\t<label class=\"form-label\" for=\"account-network-type\">Network Type</label>\n";
 	responseStream << "\t\t\t<select class=\"form-control\" name=\"account-network-type\" id=\"account-network-type\">\n";
 	responseStream << "\t\t\t";
-#line 195 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 202 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
  for(int i = 0; i < model::table::HEDERA_NET_COUNT; i++) { 	responseStream << "\n";
 	responseStream << "\t\t\t\t<option value=\"";
-#line 196 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 203 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
 	responseStream << ( i );
 	responseStream << "\">";
-#line 196 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 203 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
 	responseStream << ( model::table::HederaAccount::hederaNetworkTypeToString((model::table::HederaNetworkType)i) );
 	responseStream << "</option>\n";
 	responseStream << "\t\t\t";
-#line 197 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 204 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
  } 	responseStream << "\n";
 	responseStream << "\t\t\t</select>\n";
 	responseStream << "\t\t\t<input class=\"center-form-submit form-button\" type=\"submit\" name=\"submit\" value=\"";
-#line 199 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
+#line 206 "F:\\Gradido\\gradido_login_server\\src\\cpsp\\adminHederaAccount.cpsp"
 	responseStream << ( gettext("Add Account") );
 	responseStream << "\">\n";
 	responseStream << "\t</form>\n";
diff --git a/src/cpp/HTTPInterface/ElopageWebhook.h b/src/cpp/HTTPInterface/ElopageWebhook.h
index bf8ea4efc..77c60b155 100644
--- a/src/cpp/HTTPInterface/ElopageWebhook.h
+++ b/src/cpp/HTTPInterface/ElopageWebhook.h
@@ -4,7 +4,7 @@
 
 #include "PageRequestMessagedHandler.h"
 #include "../tasks/CPUTask.h"
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 
 #include "Poco/Net/NameValueCollection.h"
 
@@ -14,7 +14,7 @@ public:
 	void handleRequest(Poco::Net::HTTPServerRequest& request, Poco::Net::HTTPServerResponse& response);
 };
 
-class HandleElopageRequestTask : public UniLib::controller::CPUTask, protected ErrorList
+class HandleElopageRequestTask : public UniLib::controller::CPUTask, protected NotificationList
 {
 public:
 	HandleElopageRequestTask(Poco::Net::NameValueCollection& requestData);
diff --git a/src/cpp/HTTPInterface/PageRequestMessagedHandler.h b/src/cpp/HTTPInterface/PageRequestMessagedHandler.h
index 2e47b398d..396fc8a4e 100644
--- a/src/cpp/HTTPInterface/PageRequestMessagedHandler.h
+++ b/src/cpp/HTTPInterface/PageRequestMessagedHandler.h
@@ -2,7 +2,7 @@
 #define PAGE_REQUEST_MESSAGE_HANDLER_INCLUDED
 
 #include "../model/Session.h"
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 #include "../lib/Profiler.h"
 
 #include "../SingletonManager/LanguageManager.h"
@@ -11,7 +11,7 @@
 #include "Poco/Net/HTMLForm.h"
 #include "Poco/RegularExpression.h"
 
-class PageRequestMessagedHandler : public Poco::Net::HTTPRequestHandler, public ErrorList
+class PageRequestMessagedHandler : public Poco::Net::HTTPRequestHandler, public NotificationList
 {
 public:
 	PageRequestMessagedHandler() {}
diff --git a/src/cpp/JSONInterface/JsonRequestHandler.cpp b/src/cpp/JSONInterface/JsonRequestHandler.cpp
index 123c36268..47abb959a 100644
--- a/src/cpp/JSONInterface/JsonRequestHandler.cpp
+++ b/src/cpp/JSONInterface/JsonRequestHandler.cpp
@@ -48,7 +48,7 @@ void JsonRequestHandler::handleRequest(Poco::Net::HTTPServerRequest& request, Po
 }
 
 
-Poco::Dynamic::Var JsonRequestHandler::parseJsonWithErrorPrintFile(std::istream& request_stream, ErrorList* errorHandler /* = nullptr*/, const char* functionName /* = nullptr*/)
+Poco::Dynamic::Var JsonRequestHandler::parseJsonWithErrorPrintFile(std::istream& request_stream, NotificationList* errorHandler /* = nullptr*/, const char* functionName /* = nullptr*/)
 {
 	// debugging answer
 
diff --git a/src/cpp/JSONInterface/JsonRequestHandler.h b/src/cpp/JSONInterface/JsonRequestHandler.h
index 72230bfe4..90c3e3171 100644
--- a/src/cpp/JSONInterface/JsonRequestHandler.h
+++ b/src/cpp/JSONInterface/JsonRequestHandler.h
@@ -4,7 +4,7 @@
 #include "Poco/Net/HTTPRequestHandler.h"
 #include "Poco/JSON/Object.h"
 
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 
 
 class JsonRequestHandler : public Poco::Net::HTTPRequestHandler
@@ -15,7 +15,7 @@ public:
 
 	virtual Poco::JSON::Object* handle(Poco::Dynamic::Var params) = 0;
 
-	static Poco::Dynamic::Var parseJsonWithErrorPrintFile(std::istream& request_stream, ErrorList* errorHandler = nullptr, const char* functionName = nullptr);
+	static Poco::Dynamic::Var parseJsonWithErrorPrintFile(std::istream& request_stream, NotificationList* errorHandler = nullptr, const char* functionName = nullptr);
 
 protected:
 	Poco::JSON::Object* mResultJson;
diff --git a/src/cpp/SingletonManager/ConnectionManager.h b/src/cpp/SingletonManager/ConnectionManager.h
index 795808515..0dfd8b54c 100644
--- a/src/cpp/SingletonManager/ConnectionManager.h
+++ b/src/cpp/SingletonManager/ConnectionManager.h
@@ -9,7 +9,7 @@
 #include "../MySQL/Poco/Connector.h"
 #include "Poco/Exception.h"
 
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 
 enum ConnectionType {
 	CONNECTION_MYSQL_LOGIN_SERVER,
@@ -17,7 +17,7 @@ enum ConnectionType {
 	CONNECTION_MAX
 };
 
-class ConnectionManager : public ErrorList
+class ConnectionManager : public NotificationList
 {
 public: 
 	~ConnectionManager();
diff --git a/src/cpp/SingletonManager/ErrorManager.cpp b/src/cpp/SingletonManager/ErrorManager.cpp
index 090a6f9dd..b4df67974 100644
--- a/src/cpp/SingletonManager/ErrorManager.cpp
+++ b/src/cpp/SingletonManager/ErrorManager.cpp
@@ -4,7 +4,7 @@
 #include "Poco/Net/SecureSMTPClientSession.h"
 #include "Poco/Net/StringPartSource.h"
 
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 
 #include "../model/email/Email.h"
 
@@ -34,19 +34,19 @@ ErrorManager::~ErrorManager()
 	mErrorsMap.clear();
 }
 
-void ErrorManager::addError(Error* error, bool log/* = true*/)
+void ErrorManager::addError(Notification* error, bool log/* = true*/)
 {
 	DHASH id = DRMakeStringHash(error->getFunctionName());
 	mWorkingMutex.lock();
 	auto it = mErrorsMap.find(id);
-	std::list<Error*>* list = nullptr;
+	std::list<Notification*>* list = nullptr;
 
 	//printf("[ErrorManager::addError] error with function: %s, %s\n", error->getFunctionName(), error->getMessage());
 	if(log) mLogging.error("[ErrorManager::addError] %s", error->getString(false));
 
 	if (it == mErrorsMap.end()) {
-		list = new std::list<Error *>;
-		mErrorsMap.insert(std::pair<DHASH, std::list<Error*>*>(id, list));
+		list = new std::list<Notification *>;
+		mErrorsMap.insert(std::pair<DHASH, std::list<Notification*>*>(id, list));
 	}
 	else {
 		list = it->second;
@@ -62,9 +62,9 @@ void ErrorManager::addError(Error* error, bool log/* = true*/)
 
 }
 
-int ErrorManager::getErrors(ErrorList* send)
+int ErrorManager::getErrors(NotificationList* send)
 {
-	Error* error = nullptr;
+	Notification* error = nullptr;
 	int iCount = 0;
 	while (error = send->getLastError()) {
 		addError(error, false);
diff --git a/src/cpp/SingletonManager/ErrorManager.h b/src/cpp/SingletonManager/ErrorManager.h
index e59bd7d35..a0e427d9e 100644
--- a/src/cpp/SingletonManager/ErrorManager.h
+++ b/src/cpp/SingletonManager/ErrorManager.h
@@ -15,7 +15,7 @@
 #include <list>
 #include <map>
 #include <cstring>
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 #include "../lib/DRHash.h"
 #include "../tasks/CPUTask.h"
 
@@ -24,7 +24,7 @@
 #include "Poco/Net/MailMessage.h"
 
 
-class ErrorManager : public IErrorCollection
+class ErrorManager : public INotificationCollection
 {
 public:
 	~ErrorManager();
@@ -32,9 +32,9 @@ public:
 	static ErrorManager* getInstance();
 	
 	// will called delete on error 
-	virtual void addError(Error* error, bool log = true);
+	virtual void addError(Notification* error, bool log = true);
 
-	int getErrors(ErrorList* send);
+	int getErrors(NotificationList* send);
 
 	virtual void sendErrorsAsEmail();
 
@@ -43,7 +43,7 @@ protected:
 
 	// access mutex
 	Poco::Mutex mWorkingMutex;
-	std::map<DHASH, std::list<Error*>*> mErrorsMap;
+	std::map<DHASH, std::list<Notification*>*> mErrorsMap;
 	// how many errors should be stored
 
 	// poco logging
diff --git a/src/cpp/SingletonManager/SessionManager.cpp b/src/cpp/SingletonManager/SessionManager.cpp
index f8dbb318f..bbeaf9052 100644
--- a/src/cpp/SingletonManager/SessionManager.cpp
+++ b/src/cpp/SingletonManager/SessionManager.cpp
@@ -170,7 +170,7 @@ Session* SessionManager::getNewSession(int* handle)
 				}
 			}
 			else {
-				ErrorList errors;
+				NotificationList errors;
 				errors.addError(new Error(functionName, "found dead locked session, keeping in memory without reference"));
 				errors.addError(new ParamError(functionName, "last succeeded lock:", result->getLastSucceededLock().data()));
 				errors.sendErrorsAsEmail();
@@ -235,7 +235,7 @@ bool SessionManager::releaseSession(int requestHandleSession)
 		session->setActive(false);
 	}
 	else {
-		ErrorList errors;
+		NotificationList errors;
 		errors.addError(new Error("SessionManager::releaseSession", "found dead locked session"));
 		errors.sendErrorsAsEmail();
 		mRequestSessionMap.erase(requestHandleSession);
@@ -531,7 +531,7 @@ void SessionManager::deleteLoginCookies(Poco::Net::HTTPServerRequest& request, P
 	//session_id = atoi(cookies.get("GRADIDO_LOGIN").data());
 }
 
-bool SessionManager::checkPwdValidation(const std::string& pwd, ErrorList* errorReciver)
+bool SessionManager::checkPwdValidation(const std::string& pwd, NotificationList* errorReciver)
 {
 	if (!isValid(pwd, VALIDATE_PASSWORD)) {
 		errorReciver->addError(new Error("Passwort", "Bitte gebe ein g&uuml;ltiges Password ein mit mindestens 8 Zeichen, Gro&szlig;- und Kleinbuchstaben, mindestens einer Zahl und einem Sonderzeichen (@$!%*?&+-_) ein!"));
diff --git a/src/cpp/SingletonManager/SessionManager.h b/src/cpp/SingletonManager/SessionManager.h
index 5968e3a25..99ef301f0 100644
--- a/src/cpp/SingletonManager/SessionManager.h
+++ b/src/cpp/SingletonManager/SessionManager.h
@@ -69,7 +69,7 @@ public:
 
 	bool isValid(const std::string& subject, SessionValidationTypes validationType);
 	//! \return true if password is valid
-	bool checkPwdValidation(const std::string& pwd, ErrorList* errorReciver);
+	bool checkPwdValidation(const std::string& pwd, NotificationList* errorReciver);
 
 	void checkTimeoutSession();
 
diff --git a/src/cpp/controller/HederaAccount.cpp b/src/cpp/controller/HederaAccount.cpp
index 57cb14672..6fabe2848 100644
--- a/src/cpp/controller/HederaAccount.cpp
+++ b/src/cpp/controller/HederaAccount.cpp
@@ -73,7 +73,7 @@ namespace controller {
 		return resultVector;
 	}
 
-	bool HederaAccount::updateBalanceFromHedera(Poco::AutoPtr<controller::User> user, ErrorList* errorReceiver/* = nullptr*/)
+	bool HederaAccount::updateBalanceFromHedera(Poco::AutoPtr<controller::User> user, NotificationList* errorReceiver/* = nullptr*/)
 	{
 		static const char* functionName = "HederaAccount::updateBalanceFromHedera";
 
@@ -86,27 +86,45 @@ namespace controller {
 		auto hedera_node = NodeServer::pick(account_model->networkTypeToNodeServerType(account_model->getNetworkType()));
 		auto crypto_key = controller::CryptoKey::load(account_model->getCryptoKeyId());
 		if (crypto_key.isNull()) {
-			printf("[%s] error, crypto key with id: %d not found\n", functionName, account_model->getCryptoKeyId());
+			if (errorReceiver) { errorReceiver->addError(new Error("Keys", "could not found crypto key for account"));}
+			else { printf("[%s] error, crypto key with id: %d not found\n", functionName, account_model->getCryptoKeyId()); }
 			return false;
 		}
 		auto hedera_key_pair = crypto_key->getKeyPair(user);
 		if (!hedera_key_pair) {
+			if (errorReceiver) { errorReceiver->addError(new Error("Keys", "error decrypting private key"));}
 			printf("[%s] error decrypting private key with id: %d, with user: %d\n", functionName, account_model->getCryptoKeyId(), user->getModel()->getID());
 			return false;
 		}
+		
 		auto query = model::hedera::Query::getBalance(mHederaID, hedera_node);
+
 		if (!query) {
 			printf("[%s] error creating query\n", functionName);
 		}
 		query->sign(std::move(hedera_key_pair));
 
 		HederaRequest request;
+		model::hedera::Response response;
 		try {
-			request.request(query);
+			if (HEDERA_REQUEST_RETURN_OK == request.request(query, &response) && proto::OK == response.getResponseCode()) {
+				account_model->updateIntoDB("balance", response.getAccountBalance());
+			}
+			else {
+				if (errorReceiver) {
+					errorReceiver->addError(new Error("Hedera", "Hedera request failed"));
+					errorReceiver->addError(new ParamError("Hedera", "Hedera Response Code", proto::ResponseCodeEnum_Name(response.getResponseCode())));
+				}
+				else {
+					printf("[%s] hedera response code: %s\n", functionName, proto::ResponseCodeEnum_Name(response.getResponseCode()).data());
+				}
+			}
+			//request.requestViaPHPRelay(query);
 		}
 		catch (Poco::Exception& ex) {
 			printf("[HederaAccount::updateBalanceFromHedera] exception calling hedera request: %s\n", ex.displayText().data());
 		}
+
 		if (errorReceiver) {
 			errorReceiver->getErrors(&request);
 		}
diff --git a/src/cpp/controller/HederaAccount.h b/src/cpp/controller/HederaAccount.h
index 7f08adddc..d76420b78 100644
--- a/src/cpp/controller/HederaAccount.h
+++ b/src/cpp/controller/HederaAccount.h
@@ -27,7 +27,7 @@ namespace controller {
 		inline void setHederaId(Poco::AutoPtr<controller::HederaId> hederaId) { mHederaID = hederaId; }
 		inline Poco::AutoPtr<controller::HederaId> getHederaId() { return mHederaID; }
 
-		bool updateBalanceFromHedera(Poco::AutoPtr<controller::User> user, ErrorList* errorReceiver = nullptr);
+		bool updateBalanceFromHedera(Poco::AutoPtr<controller::User> user, NotificationList* errorReceiver = nullptr);
 
 	protected:
 		HederaAccount(model::table::HederaAccount* dbModel);
diff --git a/src/cpp/controller/HederaRequest.cpp b/src/cpp/controller/HederaRequest.cpp
index 32c6772c6..308ffa5e8 100644
--- a/src/cpp/controller/HederaRequest.cpp
+++ b/src/cpp/controller/HederaRequest.cpp
@@ -9,6 +9,7 @@
 #include <grpcpp/create_channel.h>
 #include <chrono>
 
+
 HederaRequest::HederaRequest()
 {
 
@@ -19,29 +20,62 @@ HederaRequest::~HederaRequest()
 
 }
 
-HederaRequestReturn HederaRequest::request(model::hedera::Query* query)
+HederaRequestReturn HederaRequest::request(model::hedera::Query* query, model::hedera::Response* response, Poco::UInt64 fee/* = 0*/)
 {
 	auto channel = grpc::CreateChannel(query->getConnectionString(), grpc::InsecureChannelCredentials());
+	
 	grpc::ClientContext context;
 	std::chrono::system_clock::time_point deadline = std::chrono::system_clock::now() +
-		std::chrono::milliseconds(10000);
+		std::chrono::milliseconds(5000);
 	context.set_deadline(deadline);
-	grpc::CompletionQueue cq;
+	//grpc::CompletionQueue cq;
 
 	auto proto_query = query->getProtoQuery();
+	
 	auto proto_query_serialized = proto_query->SerializeAsString();
-	auto query_hex_string = DataTypeConverter::binToHex((unsigned char*)proto_query_serialized.data(), proto_query_serialized.size());
-	printf("[HederaRequest::request] query as hex: %s\n", query_hex_string.data());
-	proto::Response* response = nullptr;
+	//auto query_hex_string = DataTypeConverter::binToHex((unsigned char*)proto_query_serialized.data(), proto_query_serialized.size());
+	//printf("[HederaRequest::request] query as hex: %s\n", query_hex_string.data());
+	
+	auto proto_response = response->getResponsePtr();
+	auto connect_string = query->getConnectionString();
+
 	if (proto_query->has_cryptogetaccountbalance()) {
-		auto stub = proto::CryptoService::NewStub(channel);
-		auto connect_string = query->getConnectionString();
-		printf("try connection to hedera with: %s\n", connect_string.data());
-		//auto stream = stub->PrepareAsynccryptoGetBalance(&context, *proto_query, &cq);
-		auto status = stub->cryptoGetBalance(&context, *proto_query, response);
-		//stream->StartCall();
-		addError(new ParamError("Hedera Request", "crypto get balance", status.error_message()));
-		printf("[HederaRequest::request] error details: %s\n", status.error_details().data());
+		auto stub = proto::CryptoService::NewStub(channel);	
+		// crypto account get balance currently hasn't fees
+		query->setResponseType(proto::ANSWER_ONLY);
+		
+		auto status = stub->cryptoGetBalance(&context, *proto_query, proto_response);
+		if (status.ok()) {
+			return HEDERA_REQUEST_RETURN_OK;
+		}
+		else {
+			addError(new ParamError("Hedera Request", "crypto get balance error message:", status.error_message()));
+			addError(new ParamError("Hedera Request", "details: ", status.error_details()));
+			return HEDERA_REQUEST_RETURN_ERROR;
+		}
+		
+
 	}
 	return HEDERA_REQUEST_RETURN_OK;
+}
+
+#include "Poco/JSON/Object.h"
+#include "../lib/JsonRequest.h"
+
+HederaRequestReturn HederaRequest::requestViaPHPRelay(model::hedera::Query* query)
+{
+	JsonRequest phpRelay("***REMOVED***", 88);
+	Poco::Net::NameValueCollection parameters;
+	std::string query_string = query->getProtoQuery()->SerializeAsString();
+	//auto query_base64 = DataTypeConverter::binToBase64((const unsigned char*)query_string.data(), query_string.size(), sodium_base64_VARIANT_URLSAFE_NO_PADDING);
+	//auto findPos = query_string.find_first_of("\u");
+	auto query_hex = DataTypeConverter::binToHex((const unsigned char*)query_string.data(), query_string.size());
+	parameters.set("content", query_hex.substr(0, query_hex.size()-1));
+	parameters.set("server", query->getConnectionString());
+	parameters.set("method", "getBalance");
+	parameters.set("service", "crypto");
+	phpRelay.requestGRPCRelay(parameters);
+	//phpRelay.request("")
+
+	return HEDERA_REQUEST_RETURN_OK;	
 }
\ No newline at end of file
diff --git a/src/cpp/controller/HederaRequest.h b/src/cpp/controller/HederaRequest.h
index 692215f8d..327ee7634 100644
--- a/src/cpp/controller/HederaRequest.h
+++ b/src/cpp/controller/HederaRequest.h
@@ -12,6 +12,8 @@
 
 #include "../controller/NodeServer.h"
 #include "../model/hedera/Query.h"
+#include "../model/hedera/Transaction.h"
+#include "../model/hedera/Response.h"
 
 enum HederaRequestReturn
 {
@@ -22,13 +24,15 @@ enum HederaRequestReturn
 };
 
 // NodeServerConnection
-class HederaRequest : public ErrorList
+class HederaRequest : public NotificationList
 {
 public:
 	HederaRequest();
 	~HederaRequest();
 
-	HederaRequestReturn request(model::hedera::Query* query);
+	HederaRequestReturn request(model::hedera::Query* query, model::hedera::Response* response, Poco::UInt64 fee = 0);
+	//! for testing, didn't work server say invalid json :/
+	HederaRequestReturn requestViaPHPRelay(model::hedera::Query* query);
 
 protected:
 
diff --git a/src/cpp/lib/DataTypeConverter.cpp b/src/cpp/lib/DataTypeConverter.cpp
index a97cb8d0e..72e6aceb8 100644
--- a/src/cpp/lib/DataTypeConverter.cpp
+++ b/src/cpp/lib/DataTypeConverter.cpp
@@ -138,18 +138,17 @@ namespace DataTypeConverter
 	}
 
 
-	std::string binToBase64(const MemoryBin* data)
+	std::string binToBase64(const unsigned char* data, size_t size, int variant /*= sodium_base64_VARIANT_ORIGINAL*/)
 	{
 		auto mm = MemoryManager::getInstance();
-		size_t binSize = data->size();
-		size_t encodedSize = sodium_base64_encoded_len(binSize, sodium_base64_VARIANT_ORIGINAL);
-
+		
+		size_t encodedSize = sodium_base64_encoded_len(size, variant);
 		auto base64 = mm->getFreeMemory(encodedSize);
 		memset(*base64, 0, encodedSize);
 
 		size_t resultBinSize = 0;
 
-		if (0 != sodium_bin2base64(*base64, encodedSize, *data, binSize, sodium_base64_VARIANT_ORIGINAL)) {
+		if (nullptr == sodium_bin2base64(*base64, encodedSize, data, size, variant)) {
 			mm->releaseMemory(base64);
 			return "";
 		}
diff --git a/src/cpp/lib/DataTypeConverter.h b/src/cpp/lib/DataTypeConverter.h
index 0dad46954..d970d697d 100644
--- a/src/cpp/lib/DataTypeConverter.h
+++ b/src/cpp/lib/DataTypeConverter.h
@@ -9,6 +9,8 @@
 #include "Poco/Data/LOB.h"
 #include "../SingletonManager/LanguageManager.h"
 
+#include "sodium.h"
+
 namespace DataTypeConverter {
 
 	enum NumberParseState
@@ -25,8 +27,9 @@ namespace DataTypeConverter {
 	MemoryBin* hexToBin(const std::string& hexString);
 	MemoryBin* base64ToBin(const std::string& base64String);
 
-	std::string binToBase64(const MemoryBin* data);
 	
+	std::string binToBase64(const unsigned char* data, size_t size, int variant = sodium_base64_VARIANT_ORIGINAL);
+	inline std::string binToBase64(const MemoryBin* data, int variant = sodium_base64_VARIANT_ORIGINAL) { return binToBase64(data->data(), data->size(), variant); }
 	
 	std::string binToHex(const unsigned char* data, size_t size);
 	std::string binToHex(const Poco::Nullable<Poco::Data::BLOB>& nullableBin);
diff --git a/src/cpp/lib/Error.cpp b/src/cpp/lib/Error.cpp
index c44f48711..9897d7930 100644
--- a/src/cpp/lib/Error.cpp
+++ b/src/cpp/lib/Error.cpp
@@ -2,7 +2,7 @@
 
 
 Error::Error(const char* functionName, const char* message)
-	: mFunctionName(functionName), mMessage(message)
+	: Notification(functionName, message)
 {
 
 }
@@ -12,7 +12,7 @@ Error::~Error()
 
 }
 
-std::string Error::getString(bool withNewline/* = true*/)
+std::string Error::getString(bool withNewline/* = true*/) const
 {
 	std::stringstream ss;
 	ss << mFunctionName << ": " << mMessage;
@@ -20,7 +20,7 @@ std::string Error::getString(bool withNewline/* = true*/)
 
 	return ss.str();
 }
-std::string Error::getHtmlString()
+std::string Error::getHtmlString() const
 {
 	std::stringstream ss;
 	ss << mFunctionName << ": " << mMessage;
@@ -28,7 +28,7 @@ std::string Error::getHtmlString()
 	return ss.str();
 }
 
-std::string ParamError::getString(bool withNewline/* = true*/)
+std::string ParamError::getString(bool withNewline/* = true*/) const
 {
 	std::stringstream ss;
 	ss << mFunctionName << ": " << mMessage << " " << mParam;
@@ -36,7 +36,7 @@ std::string ParamError::getString(bool withNewline/* = true*/)
 
 	return ss.str();
 }
-std::string ParamError::getHtmlString()
+std::string ParamError::getHtmlString() const
 {
 	std::stringstream ss;
 	ss << mFunctionName << ": " << mMessage << " " << mParam << std::endl;
diff --git a/src/cpp/lib/Error.h b/src/cpp/lib/Error.h
index e85b01455..444a2ddc0 100644
--- a/src/cpp/lib/Error.h
+++ b/src/cpp/lib/Error.h
@@ -10,23 +10,24 @@
 #ifndef DR_LUA_WEB_MODULE_ERROR_ERROR_H
 #define DR_LUA_WEB_MODULE_ERROR_ERROR_H
 
-#include <string>
+#include "Notification.h"
+
 #include <sstream>
 
-class Error
+
+class Error : public Notification
 {
 public:
 	Error(const char* functionName, const char* message);
 	~Error();
 
-	const char* getFunctionName() { return mFunctionName.data(); }
-	const char* getMessage() { return mMessage.data(); }
-	virtual std::string getString(bool withNewline = true);
-	virtual std::string getHtmlString();
+	virtual std::string getString(bool withNewline = true) const;
+	virtual std::string getHtmlString() const;
+
+	virtual bool isError() { return true; }
 
 protected:
-	std::string mFunctionName;
-	std::string mMessage;
+	
 };
 
 class ParamError : public Error
@@ -44,18 +45,18 @@ public:
 		mParam = ss.str();
 	}
 
-	virtual std::string getString(bool withNewline = true);
-	virtual std::string getHtmlString();
+	virtual std::string getString(bool withNewline = true) const;
+	virtual std::string getHtmlString() const;
 protected:
 	std::string mParam;
 };
 
 
 
-class IErrorCollection
+class INotificationCollection
 {
 public: 
-	virtual void addError(Error*, bool log = true) = 0;
+	virtual void addError(Notification*, bool log = true) = 0;
 };
 
 #endif // DR_LUA_WEB_MODULE_ERROR_ERROR_H
diff --git a/src/cpp/lib/JsonRequest.cpp b/src/cpp/lib/JsonRequest.cpp
index 5e5bedb47..da8bb19bb 100644
--- a/src/cpp/lib/JsonRequest.cpp
+++ b/src/cpp/lib/JsonRequest.cpp
@@ -37,7 +37,6 @@ JsonRequestReturn JsonRequest::request(const char* methodName, const Poco::Net::
 	try {
 		Profiler phpRequestTime;
 		Poco::Net::HTTPSClientSession httpsClientSession(mServerHost, mServerPort);
-
 		Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_POST, "/JsonRequestHandler");
 
 		request.setChunkedTransferEncoding(true);
@@ -99,5 +98,95 @@ JsonRequestReturn JsonRequest::request(const char* methodName, const Poco::Net::
 		return JSON_REQUEST_CONNECT_ERROR;
 	}
 
+	return JSON_REQUEST_RETURN_OK;
+}
+#include "Poco/JSON/Stringifier.h"
+JsonRequestReturn JsonRequest::requestGRPCRelay(const Poco::Net::NameValueCollection& payload)
+{
+	static const char* functionName = "JsonRequest::requestGRPCRelay";
+	Poco::JSON::Object requestJson;
+	
+	for (auto it = payload.begin(); it != payload.end(); it++) {
+		requestJson.set(it->first, it->second);
+	}
+
+	// send post request via https
+	// 443 = HTTPS Default
+	// TODO: adding port into ServerConfig
+	try {
+		Profiler phpRequestTime;
+		Poco::Net::HTTPClientSession httpClientSession(mServerHost, mServerPort);
+		Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_POST, "/hedera_rpc_relay/gRPCProxy.php");
+
+		request.setChunkedTransferEncoding(false);
+		std::ostream& requestStream = httpClientSession.sendRequest(request);
+		requestJson.stringify(requestStream);
+
+		std::stringstream ss;
+		requestJson.stringify(ss);
+		auto f = fopen("grpc.txt", "wt");
+		std::string grpc = ss.str();
+		fwrite(grpc.data(), grpc.size(), 1, f);
+		fclose(f);
+
+		Poco::Net::HTTPResponse response;
+		std::istream& request_stream = httpClientSession.receiveResponse(response);
+
+		// debugging answer
+
+		std::stringstream responseStringStream;
+		for (std::string line; std::getline(request_stream, line); ) {
+			responseStringStream << line << std::endl;
+		}
+		Poco::Logger& speedLog = Poco::Logger::get("SpeedLog");
+		speedLog.information("[gRPC relay] php server time: %s", phpRequestTime.string());
+
+		// extract parameter from request
+		Poco::JSON::Parser jsonParser;
+		Poco::Dynamic::Var parsedJson;
+		try {
+			parsedJson = jsonParser.parse(responseStringStream.str());
+		}
+		catch (Poco::Exception& ex) {
+			addError(new ParamError(functionName, "error parsing request answer grpc relay", ex.displayText().data()));
+
+			std::string fileName = "response_grpc_";
+			fileName += ".html";
+
+			FILE* f = fopen(fileName.data(), "wt");
+			std::string responseString = responseStringStream.str();
+			fwrite(responseString.data(), 1, responseString.size(), f);
+			fclose(f);
+			//	*/
+			sendErrorsAsEmail(responseStringStream.str());
+			return JSON_REQUEST_RETURN_PARSE_ERROR;
+		}
+
+		Poco::JSON::Object object = *parsedJson.extract<Poco::JSON::Object::Ptr>();
+		auto state = object.get("state");
+		std::string stateString = state.convert<std::string>();
+		if (stateString == "error") {
+			addError(new Error(functionName, "php server return error"));
+			if (!object.isNull("msg")) {
+				addError(new ParamError(functionName, "msg:", object.get("msg").convert<std::string>().data()));
+			}
+			if (!object.isNull("details")) {
+				addError(new ParamError(functionName, "details:", object.get("details").convert<std::string>().data()));
+			}
+			sendErrorsAsEmail();
+			return JSON_REQUEST_RETURN_ERROR;
+		}
+		ss.clear();
+		Poco::JSON::Stringifier::stringify(object, ss);
+		printf("json request result: %s\n", ss.str().data());
+	}
+	catch (Poco::Exception& e) {
+		addError(new ParamError(functionName, "connect error to php server", e.displayText().data()));
+		sendErrorsAsEmail();
+		return JSON_REQUEST_CONNECT_ERROR;
+	}
+
+	
+	
 	return JSON_REQUEST_RETURN_OK;
 }
\ No newline at end of file
diff --git a/src/cpp/lib/JsonRequest.h b/src/cpp/lib/JsonRequest.h
index 87350c002..e13046594 100644
--- a/src/cpp/lib/JsonRequest.h
+++ b/src/cpp/lib/JsonRequest.h
@@ -8,7 +8,7 @@
  *
 */
 
-#include "ErrorList.h"
+#include "NotificationList.h"
 #include "Poco/Net/NameValueCollection.h"
 
 #ifndef __GRADIDO_LOGIN_SERVER_LIB_JSON_REQUEST_
@@ -22,17 +22,19 @@ enum JsonRequestReturn
 	JSON_REQUEST_CONNECT_ERROR
 };
 
-class JsonRequest : public ErrorList
+class JsonRequest : public NotificationList
 {
 public:
 	JsonRequest(const std::string& serverHost, int serverPort);
 	~JsonRequest();
 
 	JsonRequestReturn request(const char* methodName, const Poco::Net::NameValueCollection& payload);
+	JsonRequestReturn requestGRPCRelay(const Poco::Net::NameValueCollection& payload);
 
 protected:
 	int mServerPort;
 	std::string mServerHost;
+	
 };
 
 
diff --git a/src/cpp/lib/MultithreadContainer.cpp b/src/cpp/lib/MultithreadContainer.cpp
index fc72593a1..d73a6a882 100644
--- a/src/cpp/lib/MultithreadContainer.cpp
+++ b/src/cpp/lib/MultithreadContainer.cpp
@@ -1,5 +1,5 @@
 #include "MultithreadContainer.h"
-#include "ErrorList.h"
+#include "NotificationList.h"
 
 namespace UniLib {
 	namespace lib {
@@ -14,7 +14,7 @@ namespace UniLib {
 				}
 			}
 			catch (Poco::TimeoutException& ex) {
-				ErrorList errors;
+				NotificationList errors;
 				errors.addError(new ParamError(functionName, "lock timeout", ex.displayText()));
 				if (mLastSucceededLock != "") {
 					errors.addError(new ParamError(functionName, "last succeed lock by ", mLastSucceededLock.data()));
diff --git a/src/cpp/lib/Notification.cpp b/src/cpp/lib/Notification.cpp
new file mode 100644
index 000000000..15d622923
--- /dev/null
+++ b/src/cpp/lib/Notification.cpp
@@ -0,0 +1,7 @@
+#include "Notification.h"
+
+Notification::Notification(const char* functionName, const char* message)
+	: mFunctionName(functionName), mMessage(message)
+{
+
+}
\ No newline at end of file
diff --git a/src/cpp/lib/Notification.h b/src/cpp/lib/Notification.h
new file mode 100644
index 000000000..419b861bc
--- /dev/null
+++ b/src/cpp/lib/Notification.h
@@ -0,0 +1,24 @@
+#ifndef GRADIDO_LOGIN_SERVER_LIB_NOTIFICATION_H
+#define GRADIDO_LOGIN_SERVER_LIB_NOTIFICATION_H
+
+#include <string>
+
+class Notification
+{
+public:
+	Notification(const char* functionName, const char* message);
+
+	const char* getFunctionName() { return mFunctionName.data(); }
+	const char* getMessage() { return mMessage.data(); }
+	virtual std::string getString(bool withNewline = true) const = 0;
+	virtual std::string getHtmlString() const = 0;
+
+	virtual bool isError() { return false; }
+	virtual bool isSuccess() { return false; }
+
+protected:
+	std::string mFunctionName;
+	std::string mMessage;
+};
+
+#endif //GRADIDO_LOGIN_SERVER_LIB_NOTIFICATION_H
\ No newline at end of file
diff --git a/src/cpp/lib/ErrorList.cpp b/src/cpp/lib/NotificationList.cpp
similarity index 75%
rename from src/cpp/lib/ErrorList.cpp
rename to src/cpp/lib/NotificationList.cpp
index 0a03afb01..48e96b685 100644
--- a/src/cpp/lib/ErrorList.cpp
+++ b/src/cpp/lib/NotificationList.cpp
@@ -1,4 +1,4 @@
-#include "ErrorList.h"
+#include "NotificationList.h"
 
 #include "../ServerConfig.h"
 
@@ -42,13 +42,13 @@ int SendErrorMessage::run()
 // ------------------------------------------------------------------------------------
 
 
-ErrorList::ErrorList()
+NotificationList::NotificationList()
 	: mLogging(Poco::Logger::get("errorLog"))
 {
 
 }
 
-ErrorList::~ErrorList()
+NotificationList::~NotificationList()
 {
 	while (mErrorStack.size() > 0) {
 		delete mErrorStack.top();
@@ -56,7 +56,7 @@ ErrorList::~ErrorList()
 	}
 }
 
-void ErrorList::addError(Error* error, bool log/* = true */)
+void NotificationList::addError(Notification* error, bool log/* = true */)
 {
 
 	if (log) {
@@ -67,13 +67,18 @@ void ErrorList::addError(Error* error, bool log/* = true */)
 	mErrorStack.push(error);
 }
 
-Error* ErrorList::getLastError()
+void NotificationList::addNotification(Notification* notification)
+{
+	mErrorStack.push(notification);
+}
+
+Notification* NotificationList::getLastError()
 {
 	if (mErrorStack.size() == 0) {
 		return nullptr;
 	}
 
-	Error* error = mErrorStack.top();
+	Notification* error = mErrorStack.top();
 	if (error) {
 		mErrorStack.pop();
 	}
@@ -81,7 +86,7 @@ Error* ErrorList::getLastError()
 	return error;
 }
 
-void ErrorList::clearErrors()
+void NotificationList::clearErrors()
 {
 	while (mErrorStack.size()) {
 		auto error = mErrorStack.top();
@@ -93,9 +98,9 @@ void ErrorList::clearErrors()
 }
 
 
-int ErrorList::getErrors(ErrorList* send)
+int NotificationList::getErrors(NotificationList* send)
 {
-	Error* error = nullptr;
+	Notification* error = nullptr;
 	int iCount = 0;
 	while (error = send->getLastError()) {
 		addError(error, false);
@@ -104,7 +109,7 @@ int ErrorList::getErrors(ErrorList* send)
 	return iCount;
 }
 
-void ErrorList::printErrors()
+void NotificationList::printErrors()
 {
 	while (mErrorStack.size() > 0) {
 		auto error = mErrorStack.top();
@@ -114,14 +119,19 @@ void ErrorList::printErrors()
 	}
 }
 
-std::string ErrorList::getErrorsHtml()
+std::string NotificationList::getErrorsHtml()
 {
 	std::string res;
 	res = "<ul class='grd-no-style'>";
 	while (mErrorStack.size() > 0) {
 		auto error = mErrorStack.top();
 		mErrorStack.pop();
-		res += "<li class='grd-error'>";
+		if (error->isError()) {
+			res += "<li class='grd-error'>";
+		}
+		else if (error->isSuccess()) {
+			res += "<li class='grd-success'>";
+		}
 		res += error->getHtmlString();
 		res += "</li>";
 		delete error;
@@ -130,15 +140,20 @@ std::string ErrorList::getErrorsHtml()
 	return res;
 }
 
-std::string ErrorList::getErrorsHtmlNewFormat()
+std::string NotificationList::getErrorsHtmlNewFormat()
 {
 	std::string html;
 	
 	while (mErrorStack.size() > 0) {
-		auto error = std::unique_ptr<Error>(mErrorStack.top());
+		auto error = std::unique_ptr<Notification>(mErrorStack.top());
 		mErrorStack.pop();
-		html += "<div class=\"alert alert-error\" role=\"alert\">";
-		html += "<i class=\"material-icons-outlined\">report_problem</i>";
+		if (error->isError()) {
+			html += "<div class=\"alert alert-error\" role=\"alert\">";
+			html += "<i class=\"material-icons-outlined\">report_problem</i>";
+		}
+		else if (error->isSuccess()) {
+			html += "<div class=\"alert alert-success\" role=\"alert\">";
+		}
 		html += "<span>";
 		html += error->getHtmlString();
 		html += "</span>";
@@ -154,7 +169,7 @@ std::string ErrorList::getErrorsHtmlNewFormat()
 */
 
 
-void ErrorList::sendErrorsAsEmail(std::string rawHtml/* = ""*/)
+void NotificationList::sendErrorsAsEmail(std::string rawHtml/* = ""*/)
 {
 	auto em = EmailManager::getInstance();
 	/*auto message = new Poco::Net::MailMessage();
diff --git a/src/cpp/lib/ErrorList.h b/src/cpp/lib/NotificationList.h
similarity index 76%
rename from src/cpp/lib/ErrorList.h
rename to src/cpp/lib/NotificationList.h
index 3940a23c7..a3b2edcf1 100644
--- a/src/cpp/lib/ErrorList.h
+++ b/src/cpp/lib/NotificationList.h
@@ -19,27 +19,28 @@
 #include "Poco/Net/StringPartSource.h"
 #include "Poco/Logger.h"
 
-class ErrorList : public IErrorCollection
+class NotificationList : public INotificationCollection
 {
 public:
-	ErrorList();
-	~ErrorList();
+	NotificationList();
+	~NotificationList();
 
 	// push error, error will be deleted in deconstructor
-	virtual void addError(Error* error, bool log = true);
+	virtual void addError(Notification* error, bool log = true);
+	void addNotification(Notification* notification);
 
 	// return error on top of stack, please delete after using
-	Error* getLastError();
+	Notification* getLastError();
 
 	inline size_t errorCount() { return mErrorStack.size(); }
 
 	// delete all errors
 	void clearErrors();
 
-	static int moveErrors(ErrorList* recv, ErrorList* send) {
+	static int moveErrors(NotificationList* recv, NotificationList* send) {
 		return recv->getErrors(send);
 	}
-	int getErrors(ErrorList* send);
+	int getErrors(NotificationList* send);
 
 	void printErrors();
 	std::string getErrorsHtml();
@@ -48,7 +49,7 @@ public:
 	void sendErrorsAsEmail(std::string rawHtml = "");
 
 protected:
-	std::stack<Error*> mErrorStack;
+	std::stack<Notification*> mErrorStack;
 	// poco logging
 	Poco::Logger& mLogging;
 };
diff --git a/src/cpp/lib/Success.cpp b/src/cpp/lib/Success.cpp
new file mode 100644
index 000000000..5cf23f3b8
--- /dev/null
+++ b/src/cpp/lib/Success.cpp
@@ -0,0 +1,52 @@
+#include "Success.h"
+#include <sstream>
+
+Success::Success(const char* functionName, const char* message)
+	: Notification(functionName, message)
+{
+
+}
+
+std::string Success::getString(bool withNewline/* = true*/) const
+{
+	std::stringstream ss;
+	ss << mFunctionName << ": " << mMessage;
+	if (withNewline) ss << std::endl;
+
+	return ss.str();
+}
+std::string Success::getHtmlString() const
+{
+	std::stringstream ss;
+	ss << mFunctionName << ": " << mMessage;
+
+	return ss.str();
+}
+
+ParamSuccess::ParamSuccess(const char* functionName, const char* message, std::string param)
+	: Success(functionName, message), mParam(param)
+{
+
+}
+
+ParamSuccess::ParamSuccess(const char* functionName, const char* message, int param)
+	: Success(functionName, message), mParam(std::to_string(param))
+{
+
+}
+
+std::string ParamSuccess::getString(bool withNewline/* = true*/) const
+{
+	std::stringstream ss;
+	ss << mFunctionName << ": " << mMessage << " " << mParam;
+	if (withNewline) ss << std::endl;
+
+	return ss.str();
+}
+std::string ParamSuccess::getHtmlString() const
+{
+	std::stringstream ss;
+	ss << mFunctionName << ": " << mMessage << " " << mParam;
+
+	return ss.str();
+}
\ No newline at end of file
diff --git a/src/cpp/lib/Success.h b/src/cpp/lib/Success.h
new file mode 100644
index 000000000..4fc4b4fcf
--- /dev/null
+++ b/src/cpp/lib/Success.h
@@ -0,0 +1,30 @@
+#ifndef GRADIDO_LOGIN_SERVER_LIB_SUCCESS_H
+#define GRADIDO_LOGIN_SERVER_LIB_SUCCESS_H
+
+#include "Notification.h"
+
+class Success : public Notification
+{
+public:
+	Success(const char* functionName, const char* message);
+
+	std::string getString(bool withNewline = true) const;
+	std::string getHtmlString() const;
+
+	virtual bool isSuccess() { return true; }
+};
+
+class ParamSuccess : public Success
+{
+public:
+	ParamSuccess(const char* functionName, const char* message, std::string param);
+	ParamSuccess(const char* functionName, const char* message, int param);
+
+	std::string getString(bool withNewline = true) const;
+	std::string getHtmlString() const;
+
+protected:
+	std::string mParam;
+};
+
+#endif //GRADIDO_LOGIN_SERVER_LIB_SUCCESS_H
\ No newline at end of file
diff --git a/src/cpp/model/Session.h b/src/cpp/model/Session.h
index 69a9612e0..6557ef30e 100644
--- a/src/cpp/model/Session.h
+++ b/src/cpp/model/Session.h
@@ -10,7 +10,7 @@
 #ifndef DR_LUA_WEB_MODULE_SESSION_SESSION_H
 #define DR_LUA_WEB_MODULE_SESSION_SESSION_H
 
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 #include "User.h"
 #include "../controller/User.h"
 
@@ -54,7 +54,7 @@ class UpdateUserPasswordPage;
 class PassphrasePage;
 class RepairDefectPassphrase;
 
-class Session : public ErrorList, public UniLib::lib::MultithreadContainer
+class Session : public NotificationList, public UniLib::lib::MultithreadContainer
 {
 	friend WriteEmailVerification;
 	friend SessionManager;
diff --git a/src/cpp/model/TransactionBase.h b/src/cpp/model/TransactionBase.h
index 84406fddb..5bb0bad14 100644
--- a/src/cpp/model/TransactionBase.h
+++ b/src/cpp/model/TransactionBase.h
@@ -11,11 +11,11 @@
 
 #pragma warning(disable:4800)
 
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 #include "../proto/gradido/BasicTypes.pb.h"
 #include "../SingletonManager/MemoryManager.h"
 
-class TransactionBase : public ErrorList, public UniLib::lib::MultithreadContainer
+class TransactionBase : public NotificationList, public UniLib::lib::MultithreadContainer
 {
 public:
 	TransactionBase(const std::string& memo);
diff --git a/src/cpp/model/User.cpp b/src/cpp/model/User.cpp
index 80763d337..a57324cf8 100644
--- a/src/cpp/model/User.cpp
+++ b/src/cpp/model/User.cpp
@@ -732,7 +732,7 @@ void User::setEmailChecked()
 	unlock();
 }
 
-bool User::validatePwd(const std::string& pwd, ErrorList* validationErrorsToPrint)
+bool User::validatePwd(const std::string& pwd, NotificationList* validationErrorsToPrint)
 {
 	auto mm = MemoryManager::getInstance();
 	auto cmpCryptoKey = createCryptoKey(pwd);
@@ -935,7 +935,7 @@ MemoryBin* User::createCryptoKey(const std::string& password)
 	return key;
 }
 
-User::passwordHashed User::createPasswordHashed(MemoryBin* cryptoKey, ErrorList* errorReceiver/* = nullptr*/)
+User::passwordHashed User::createPasswordHashed(MemoryBin* cryptoKey, NotificationList* errorReceiver/* = nullptr*/)
 {	
 	if (sizeof(User::passwordHashed) != crypto_shorthash_BYTES) {
 		throw Poco::Exception("crypto_shorthash_BYTES != sizeof(User::passwordHashed)");
diff --git a/src/cpp/model/User.h b/src/cpp/model/User.h
index c041cea7d..cc1a8be86 100644
--- a/src/cpp/model/User.h
+++ b/src/cpp/model/User.h
@@ -4,7 +4,7 @@
 #include "../Crypto/KeyPair.h"
 #include <string>
 //#include "ModelBase.h"
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 
 #include "Poco/Thread.h"
 #include "Poco/Types.h"
@@ -50,7 +50,7 @@ enum UserFields
 	USER_FIELDS_LANGUAGE
 };
 
-class User : public ErrorList
+class User : public NotificationList
 {
 	friend UserCreateCryptoKey;
 	friend UserWriteIntoDB;
@@ -115,7 +115,7 @@ public:
 	bool isEmptyPassword();
 	//bool setNewPassword(const std::string& newPassword);
 	bool updatePassword(const std::string& newPassword, const std::string& passphrase, Poco::AutoPtr<controller::User> newUser);
-	bool validatePwd(const std::string& pwd, ErrorList* validationErrorsToPrint);
+	bool validatePwd(const std::string& pwd, NotificationList* validationErrorsToPrint);
 	bool validateIdentHash(HASH hash);
 	
 	MemoryBin* encrypt(const MemoryBin* data);
@@ -134,7 +134,7 @@ protected:
 	typedef Poco::UInt64 passwordHashed;
 
 	MemoryBin* createCryptoKey(const std::string& password);
-	static passwordHashed createPasswordHashed(MemoryBin* cryptoKey, ErrorList* errorReceiver = nullptr);
+	static passwordHashed createPasswordHashed(MemoryBin* cryptoKey, NotificationList* errorReceiver = nullptr);
 	inline void setCryptoKey(MemoryBin* cryptoKey) { lock(); mCryptoKey = cryptoKey; unlock(); }
 
 	//void detectState();
diff --git a/src/cpp/model/email/Email.h b/src/cpp/model/email/Email.h
index d2887a26c..0fc52cac0 100644
--- a/src/cpp/model/email/Email.h
+++ b/src/cpp/model/email/Email.h
@@ -17,7 +17,7 @@
 
 #include "../../SingletonManager/LanguageManager.h"
 
-#include "../../lib/ErrorList.h"
+#include "../../lib/NotificationList.h"
 
 namespace model {
 	using namespace Poco;
@@ -39,7 +39,7 @@ namespace model {
 		EMAIL_MAX
 	};
 
-	class Email: public ErrorList
+	class Email: public NotificationList
 	{
 	public:
 		Email(AutoPtr<controller::EmailVerificationCode> emailVerification, AutoPtr<controller::User> user, EmailType type);
diff --git a/src/cpp/model/hedera/CryptoTransferTransaction.cpp b/src/cpp/model/hedera/CryptoTransferTransaction.cpp
new file mode 100644
index 000000000..828a85645
--- /dev/null
+++ b/src/cpp/model/hedera/CryptoTransferTransaction.cpp
@@ -0,0 +1,53 @@
+#include "CryptoTransferTransaction.h"
+
+namespace model {
+	namespace hedera {
+
+		CryptoTransferTransaction::CryptoTransferTransaction()
+			: mCryptoTransfer(nullptr)
+		{
+			mCryptoTransfer = new proto::CryptoTransferTransactionBody;
+		}
+
+		CryptoTransferTransaction::~CryptoTransferTransaction()
+		{
+			if (mCryptoTransfer) {
+				delete mCryptoTransfer;
+				mCryptoTransfer = nullptr;
+			}
+		}
+
+		void CryptoTransferTransaction::addSender(Poco::AutoPtr<controller::HederaId> senderAccountId, Poco::UInt64 amountTinybars)
+		{
+			auto transfers = mCryptoTransfer->mutable_transfers();
+			auto accountAmounts = transfers->add_accountamounts();
+			accountAmounts->set_amount(-(Poco::Int64)amountTinybars);
+			senderAccountId->copyToProtoAccountId(accountAmounts->mutable_accountid());
+		}
+		void CryptoTransferTransaction::addReceiver(Poco::AutoPtr<controller::HederaId> receiverAccountId, Poco::UInt64 amountTinybars)
+		{
+			auto transfers = mCryptoTransfer->mutable_transfers();
+			auto accountAmounts = transfers->add_accountamounts();
+			accountAmounts->set_amount(amountTinybars);
+			receiverAccountId->copyToProtoAccountId(accountAmounts->mutable_accountid());
+		}
+
+		bool CryptoTransferTransaction::validate()
+		{
+			auto transfers = mCryptoTransfer->mutable_transfers();
+			auto account_amounts = transfers->accountamounts();
+			Poco::Int64 sum = 0;
+			for (int i = 0; i < transfers->accountamounts_size(); i++) {
+				auto account_amount = account_amounts.Mutable(i);
+				sum += account_amount->amount();
+			}
+			return 0 == sum && transfers->accountamounts_size() > 0;
+		}
+
+		void CryptoTransferTransaction::resetPointer()
+		{
+			mCryptoTransfer = nullptr;
+		}
+	}
+}
+
diff --git a/src/cpp/model/hedera/CryptoTransferTransaction.h b/src/cpp/model/hedera/CryptoTransferTransaction.h
new file mode 100644
index 000000000..04aacafea
--- /dev/null
+++ b/src/cpp/model/hedera/CryptoTransferTransaction.h
@@ -0,0 +1,40 @@
+#ifndef _GRADIDO_LOGIN_SERVER_MODEL_HEDERA_CRYPTO_TRANSFER_TRANSACTION_H
+#define _GRADIDO_LOGIN_SERVER_MODEL_HEDERA_CRYPTO_TRANSFER_TRANSACTION_H
+
+/*!
+* @author: Dario Rekowski
+*
+* @date: 02.09.20
+*
+* @brief: class for creating a hedera transfer transaction
+*
+*/
+
+#include "../../proto/hedera/CryptoTransfer.pb.h"
+#include "../../controller/HederaId.h"
+
+namespace model {
+	namespace hedera {
+		class CryptoTransferTransaction
+		{
+		public:
+			CryptoTransferTransaction();
+			~CryptoTransferTransaction();
+
+			void addSender(Poco::AutoPtr<controller::HederaId> senderAccountId, Poco::UInt64 amountTinybars);
+			void addReceiver(Poco::AutoPtr<controller::HederaId> receiverAccountId, Poco::UInt64 amountTinybars);
+
+			bool validate();
+			// set pointer to zero, after hand over pointer to transaction body
+			void resetPointer();
+
+			inline proto::CryptoTransferTransactionBody* getProtoTransactionBody() { return mCryptoTransfer; }
+
+		protected:
+			proto::CryptoTransferTransactionBody* mCryptoTransfer;
+		};
+	}
+}
+
+
+#endif //_GRADIDO_LOGIN_SERVER_MODEL_HEDERA_CRYPTO_TRANSFER_TRANSACTION_H
\ No newline at end of file
diff --git a/src/cpp/model/hedera/Query.cpp b/src/cpp/model/hedera/Query.cpp
index 39b3700c4..de4fdec99 100644
--- a/src/cpp/model/hedera/Query.cpp
+++ b/src/cpp/model/hedera/Query.cpp
@@ -2,18 +2,24 @@
 #include "Poco/Timestamp.h"
 #include "../../SingletonManager/MemoryManager.h"
 
+#include "Transaction.h"
+#include "TransactionBody.h"
+#include "CryptoTransferTransaction.h"
+
 namespace model {
 	namespace hedera {
 
 		Query::Query(const controller::NodeServerConnection& connection)
-			: mConnection(connection)
+			: mConnection(connection), mTransactionBody(nullptr)
 		{
 
 		}
 
 		Query::~Query()
 		{
-
+			if (mTransactionBody) {
+				delete mTransactionBody;
+			}
 		}
 
 		Query* Query::getBalance(Poco::AutoPtr<controller::HederaId> accountId, const controller::NodeServerConnection& connection)
@@ -26,58 +32,46 @@ namespace model {
 			accountId->copyToProtoAccountId(get_account_balance->mutable_accountid());
 			auto query_header = get_account_balance->mutable_header();
 			query_header->set_responsetype(proto::COST_ANSWER);
-			auto transaction = query_header->mutable_payment();
+
+			query->mTransactionBody = new TransactionBody(accountId, connection);
+			CryptoTransferTransaction crypto_transaction;
+			crypto_transaction.addSender(accountId, 0);
+			crypto_transaction.addReceiver(connection.hederaId, 0);
+			query->mTransactionBody->setCryptoTransfer(crypto_transaction);
+
+			//auto transaction = query_header->mutable_payment();
 			//auto transaction_body = transaction->mutable_body();
 			// body content
-			//	transaction id
-			auto transaction_id = query->mTransactionBody.mutable_transactionid();
-			auto timestamp = transaction_id->mutable_transactionvalidstart();
-			Poco::Timestamp now;
-			auto microseconds = now.epochMicroseconds() - now.epochTime() * now.resolution(); // 1*10^6
-			timestamp->set_seconds(now.epochTime());
-			timestamp->set_nanos(microseconds * 1000);
-			accountId->copyToProtoAccountId(transaction_id->mutable_accountid());
-			//  
-			// sdk default, but can be changed
-			query->mTransactionBody.set_transactionfee(100000000);
-			auto valid_duration = query->mTransactionBody.mutable_transactionvalidduration();
-			// maximal 2 minutes
-			valid_duration->set_seconds(120);
-			auto crypto_transfer = query->mTransactionBody.mutable_cryptotransfer();
-			auto transfer_list = crypto_transfer->mutable_transfers();
-			auto account_amounts = transfer_list->mutable_accountamounts();
-			account_amounts->Add();
-			auto account_amount = account_amounts->Mutable(0);
-			account_amount->set_amount(1000);
-			connection.hederaId->copyToProtoAccountId(account_amount->mutable_accountid());
+			// node account id
+			
 
 			return query;
 		}
 
 		bool Query::sign(std::unique_ptr<KeyPairHedera> keyPairHedera)
 		{
-			auto mm = MemoryManager::getInstance();
-			auto body_bytes = mTransactionBody.SerializeAsString();
-			auto transaction = mQueryProto.mutable_cryptogetaccountbalance()->mutable_header()->mutable_payment();
-			transaction->set_bodybytes(body_bytes.data());
-			auto signature_map = transaction->mutable_sigmap();
-			auto signature_pairs = signature_map->mutable_sigpair();
-			signature_pairs->Add();
-			auto signature_pair = signature_pairs->Mutable(0);
-			auto public_key = keyPairHedera->getPublicKey();
+			Transaction transaction;
+			auto sign_result = transaction.sign(std::move(keyPairHedera), mTransactionBody);
+			auto query_header = mQueryProto.mutable_cryptogetaccountbalance()->mutable_header();
+			query_header->set_allocated_payment(transaction.getTransaction());
+			transaction.resetPointer();
 
-			
-			auto sign = keyPairHedera->sign(body_bytes);
-			if (!sign) {
-				printf("[Query::sign] error signing message\n");
-				return false;
-			}
-			signature_pair->set_pubkeyprefix(public_key, keyPairHedera->getPublicKeySize());
-			signature_pair->set_ed25519(*sign, sign->size());
+			return sign_result;
+		}
 
-			mm->releaseMemory(sign);
+		void Query::setResponseType(proto::ResponseType type)
+		{
+			auto get_account_balance = mQueryProto.mutable_cryptogetaccountbalance();
+			auto query_header = get_account_balance->mutable_header();
+			query_header->set_responsetype(type);
 
-			return true;
+		}
+
+		proto::ResponseType Query::getResponseType()
+		{
+			auto get_account_balance = mQueryProto.mutable_cryptogetaccountbalance();
+			auto query_header = get_account_balance->mutable_header();
+			return query_header->responsetype();
 		}
 	}
 }
\ No newline at end of file
diff --git a/src/cpp/model/hedera/Query.h b/src/cpp/model/hedera/Query.h
index ad9af855a..fa9b06471 100644
--- a/src/cpp/model/hedera/Query.h
+++ b/src/cpp/model/hedera/Query.h
@@ -13,6 +13,7 @@
 #include "../../proto/hedera/Query.pb.h"
 #include "../../controller/NodeServer.h"
 #include "../../Crypto/KeyPairHedera.h"
+#include "TransactionBody.h"
 
 namespace model {
 	namespace hedera {
@@ -23,13 +24,16 @@ namespace model {
 			static Query* getBalance(Poco::AutoPtr<controller::HederaId> accountId, const controller::NodeServerConnection& connection);
 			bool sign(std::unique_ptr<KeyPairHedera> keyPairHedera);
 
+			void setResponseType(proto::ResponseType type);
+			proto::ResponseType getResponseType();
+			void setFee(Poco::UInt64 fee);
 			inline const proto::Query* getProtoQuery() const { return &mQueryProto; }
 			inline std::string getConnectionString() const { return mConnection.getUriWithPort(); }
 
 		protected:
 			Query(const controller::NodeServerConnection& connection);
 			proto::Query mQueryProto;
-			proto::TransactionBody mTransactionBody;
+			TransactionBody* mTransactionBody;
 			controller::NodeServerConnection mConnection;
 		};
 	}
diff --git a/src/cpp/model/hedera/Response.cpp b/src/cpp/model/hedera/Response.cpp
index e69de29bb..a39c5364e 100644
--- a/src/cpp/model/hedera/Response.cpp
+++ b/src/cpp/model/hedera/Response.cpp
@@ -0,0 +1,32 @@
+#include "Response.h"
+
+namespace model {
+	namespace hedera {
+		Response::Response()
+		{
+		}
+
+		Response::~Response()
+		{
+
+		}
+
+		Poco::UInt64 Response::getAccountBalance()
+		{
+			if (isCryptoGetAccountBalanceResponse()) {
+				auto balance_response = mResponseProto.cryptogetaccountbalance();
+				return balance_response.balance();
+			}
+			return 0;
+		}
+
+		proto::ResponseCodeEnum Response::getResponseCode()
+		{
+			if (isCryptoGetAccountBalanceResponse()) {
+				auto balance_response = mResponseProto.cryptogetaccountbalance();
+				return balance_response.header().nodetransactionprecheckcode();
+			}
+			return proto::NOT_SUPPORTED;
+		}
+	}
+}
\ No newline at end of file
diff --git a/src/cpp/model/hedera/Response.h b/src/cpp/model/hedera/Response.h
index e69de29bb..779f5e982 100644
--- a/src/cpp/model/hedera/Response.h
+++ b/src/cpp/model/hedera/Response.h
@@ -0,0 +1,38 @@
+#ifndef _GRADIDO_LOGIN_SERVER_MODEL_HEDERA_RESPONSE_H
+#define _GRADIDO_LOGIN_SERVER_MODEL_HEDERA_RESPONSE_H
+
+/*!
+* @author: Dario Rekowski
+*
+* @date: 03.09.20
+*
+* @brief: class for simply accessing hedera responses
+*
+*/
+
+#include "../../proto/hedera/Response.pb.h"
+#include "Poco/Types.h"
+
+namespace model {
+	namespace hedera {
+		class Response
+		{
+		public:
+			Response();
+			~Response();
+			
+			inline proto::Response* getResponsePtr() { return &mResponseProto; }
+			Poco::UInt64 getAccountBalance();
+			proto::ResponseCodeEnum getResponseCode();
+
+			inline bool isCryptoGetAccountBalanceResponse() { return mResponseProto.has_cryptogetaccountbalance(); }
+
+		protected:
+			proto::Response mResponseProto;
+			
+		};
+	}
+}
+
+
+#endif //_GRADIDO_LOGIN_SERVER_MODEL_HEDERA_RESPONSE_H
\ No newline at end of file
diff --git a/src/cpp/model/hedera/Transaction.cpp b/src/cpp/model/hedera/Transaction.cpp
index e69de29bb..0dadbcb4c 100644
--- a/src/cpp/model/hedera/Transaction.cpp
+++ b/src/cpp/model/hedera/Transaction.cpp
@@ -0,0 +1,43 @@
+#include "Transaction.h"
+
+namespace model {
+	namespace hedera {
+		Transaction::Transaction()
+			: mTransaction(nullptr)
+		{
+			mTransaction = new proto::Transaction;
+		}
+
+		Transaction::~Transaction()
+		{
+			if (mTransaction) {
+				delete mTransaction;
+				mTransaction = nullptr;
+			}
+		}
+
+		bool Transaction::sign(std::unique_ptr<KeyPairHedera> keyPairHedera, const TransactionBody* transactionBody)
+		{
+			auto mm = MemoryManager::getInstance();
+			auto transaction_body_proto = transactionBody->getProtoTransactionBody();
+			auto body_bytes = transaction_body_proto->SerializeAsString();
+			mTransaction->set_bodybytes(body_bytes.data());
+			auto signature_map = mTransaction->mutable_sigmap();
+			auto signature_pairs = signature_map->mutable_sigpair();
+			signature_map->add_sigpair();
+			auto signature_pair = signature_pairs->Mutable(0);
+			auto public_key = keyPairHedera->getPublicKey();
+
+			auto sign = keyPairHedera->sign(body_bytes);
+			if (!sign) {
+				printf("[Query::sign] error signing message\n");
+				return false;
+			}
+			signature_pair->set_pubkeyprefix(public_key, keyPairHedera->getPublicKeySize());
+			signature_pair->set_ed25519(*sign, sign->size());
+
+			mm->releaseMemory(sign);
+			return true;
+		}
+	}
+}
\ No newline at end of file
diff --git a/src/cpp/model/hedera/Transaction.h b/src/cpp/model/hedera/Transaction.h
index e69de29bb..3acf46ff9 100644
--- a/src/cpp/model/hedera/Transaction.h
+++ b/src/cpp/model/hedera/Transaction.h
@@ -0,0 +1,38 @@
+#ifndef _GRADIDO_LOGIN_SERVER_MODEL_HEDERA_TRANSACTION_H
+#define _GRADIDO_LOGIN_SERVER_MODEL_HEDERA_TRANSACTION_H
+
+/*!
+* @author: Dario Rekowski
+*
+* @date: 02.09.20
+*
+* @brief: class for composing hedera transaction
+*
+*/
+
+#include "../../proto/hedera/Transaction.pb.h"
+#include "../../Crypto/KeyPairHedera.h"
+#include "TransactionBody.h"
+
+namespace model {
+	namespace hedera {
+		class Transaction
+		{
+		public:
+			Transaction();
+			~Transaction();
+
+			bool sign(std::unique_ptr<KeyPairHedera> keyPairHedera, const TransactionBody* transactionBody);
+			
+			inline proto::Transaction* getTransaction() { return mTransaction; }
+			void resetPointer() { mTransaction = nullptr; }
+
+		protected:
+
+			proto::Transaction* mTransaction;
+		};
+	}
+}
+
+
+#endif //_GRADIDO_LOGIN_SERVER_MODEL_HEDERA_TRANSACTION_H
\ No newline at end of file
diff --git a/src/cpp/model/hedera/TransactionBody.cpp b/src/cpp/model/hedera/TransactionBody.cpp
index e69de29bb..f1979b6bf 100644
--- a/src/cpp/model/hedera/TransactionBody.cpp
+++ b/src/cpp/model/hedera/TransactionBody.cpp
@@ -0,0 +1,47 @@
+#include "TransactionBody.h"
+
+namespace model {
+	namespace hedera {
+		TransactionBody::TransactionBody(Poco::AutoPtr<controller::HederaId> operatorAccountId, const controller::NodeServerConnection& connection)
+		{
+			connection.hederaId->copyToProtoAccountId(mTransactionBody.mutable_nodeaccountid());
+			auto transaction_id = mTransactionBody.mutable_transactionid();
+			operatorAccountId->copyToProtoAccountId(transaction_id->mutable_accountid());
+			mTransactionBody.set_transactionfee(10000);
+			auto transaction_valid_duration = mTransactionBody.mutable_transactionvalidduration();
+			transaction_valid_duration->set_seconds(120);
+
+			updateTimestamp();
+		}
+
+		TransactionBody::~TransactionBody()
+		{
+
+		}
+
+		bool TransactionBody::setCryptoTransfer(CryptoTransferTransaction& cryptoTransferTransaction)
+		{
+			if (cryptoTransferTransaction.validate()) {
+				mTransactionBody.set_allocated_cryptotransfer(cryptoTransferTransaction.getProtoTransactionBody());
+				cryptoTransferTransaction.resetPointer();
+				return true;
+			}
+			return false;
+		}
+
+		void TransactionBody::setMemo(const std::string& memo)
+		{
+			mTransactionBody.set_memo(memo);
+		}
+
+		void TransactionBody::updateTimestamp()
+		{
+			auto transaction_id = mTransactionBody.mutable_transactionid();
+			auto timestamp = transaction_id->mutable_transactionvalidstart();
+			Poco::Timestamp now;
+			auto microseconds = now.epochMicroseconds() - now.epochTime() * now.resolution(); // 1*10^6
+			timestamp->set_seconds(now.epochTime());
+			timestamp->set_nanos(microseconds * 1000);
+		}
+	}
+}
\ No newline at end of file
diff --git a/src/cpp/model/hedera/TransactionBody.h b/src/cpp/model/hedera/TransactionBody.h
index e69de29bb..3663c4a59 100644
--- a/src/cpp/model/hedera/TransactionBody.h
+++ b/src/cpp/model/hedera/TransactionBody.h
@@ -0,0 +1,39 @@
+#ifndef _GRADIDO_LOGIN_SERVER_MODEL_HEDERA_TRANSACTION_BODY_H
+#define _GRADIDO_LOGIN_SERVER_MODEL_HEDERA_TRANSACTION_BODY_H
+
+/*!
+* @author: Dario Rekowski
+*
+* @date: 02.09.20
+*
+* @brief: class for composing transaction body for hedera transaction
+*
+*/
+
+#include "../../proto/hedera/TransactionBody.pb.h"
+#include "../../controller/NodeServer.h"
+#include "CryptoTransferTransaction.h"
+
+namespace model {
+	namespace hedera {
+		class TransactionBody
+		{
+		public:
+			TransactionBody(Poco::AutoPtr<controller::HederaId> operatorAccountId, const controller::NodeServerConnection& connection);
+			~TransactionBody();
+
+			void setMemo(const std::string& memo);
+			
+			bool setCryptoTransfer(CryptoTransferTransaction& cryptoTransferTransaction);
+
+			inline const proto::TransactionBody* getProtoTransactionBody() const { return &mTransactionBody; }
+
+		protected:
+			void updateTimestamp();
+			proto::TransactionBody mTransactionBody;
+		};
+	}
+}
+
+
+#endif //_GRADIDO_LOGIN_SERVER_MODEL_HEDERA_TRANSACTION_BODY_H
\ No newline at end of file
diff --git a/src/cpp/model/table/ModelBase.h b/src/cpp/model/table/ModelBase.h
index 04ce4ffe4..b71b37a89 100644
--- a/src/cpp/model/table/ModelBase.h
+++ b/src/cpp/model/table/ModelBase.h
@@ -24,7 +24,7 @@ namespace model {
 			MYSQL_CONDITION_OR 
 		};
 
-		class ModelBase : public UniLib::lib::MultithreadContainer, public ErrorList
+		class ModelBase : public UniLib::lib::MultithreadContainer, public NotificationList
 		{
 		public:
 			ModelBase(int id) :mID(id), mReferenceCount(1) {}
diff --git a/src/cpp/tasks/ProcessingTransaction.h b/src/cpp/tasks/ProcessingTransaction.h
index de58e5f8c..2bf2beb83 100644
--- a/src/cpp/tasks/ProcessingTransaction.h
+++ b/src/cpp/tasks/ProcessingTransaction.h
@@ -3,7 +3,7 @@
 
 #include "CPUTask.h"
 
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 #include "../lib/DRHash.h"
 #include "../model/TransactionBase.h"
 
@@ -26,7 +26,7 @@ class TransactionCreation;
 class TransactionTransfer;
 class SigningTransaction;
 
-class ProcessingTransaction : public UniLib::controller::CPUTask, public ErrorList
+class ProcessingTransaction : public UniLib::controller::CPUTask, public NotificationList
 {
 	friend SigningTransaction;
 public:
diff --git a/src/cpp/tasks/SigningTransaction.h b/src/cpp/tasks/SigningTransaction.h
index 4781052cb..30c962bf0 100644
--- a/src/cpp/tasks/SigningTransaction.h
+++ b/src/cpp/tasks/SigningTransaction.h
@@ -3,7 +3,7 @@
 
 #include "CPUTask.h"
 
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 #include "../model/TransactionBase.h"
 #include "../model/User.h"
 #include "../controller/User.h"
@@ -19,7 +19,7 @@
 * @desc: Task for signing Transactions
 */
 
-class SigningTransaction : public UniLib::controller::CPUTask, public ErrorList
+class SigningTransaction : public UniLib::controller::CPUTask, public NotificationList
 {
 public:
 	SigningTransaction(Poco::AutoPtr<ProcessingTransaction> processingeTransaction, Poco::AutoPtr<controller::User> newUser);
diff --git a/src/cpp/tasks/Task.cpp b/src/cpp/tasks/Task.cpp
index e75b1a53d..07bb4c3fc 100644
--- a/src/cpp/tasks/Task.cpp
+++ b/src/cpp/tasks/Task.cpp
@@ -1,5 +1,5 @@
 #include "Task.h"
-#include "../lib/ErrorList.h"
+#include "../lib/NotificationList.h"
 
 namespace UniLib {
 	namespace controller {
@@ -87,7 +87,7 @@ namespace UniLib {
 				mWorkingMutex.lock(500);
 			}
 			catch (Poco::TimeoutException& ex) {
-				ErrorList errors;
+				NotificationList errors;
 				errors.addError(new ParamError("Task::lock", getResourceType(), ex.displayText()));
 				errors.sendErrorsAsEmail();
 			}
diff --git a/src/cpsp/adminHederaAccount.cpsp b/src/cpsp/adminHederaAccount.cpsp
index 5379e4ef4..3e8795d24 100644
--- a/src/cpsp/adminHederaAccount.cpsp
+++ b/src/cpsp/adminHederaAccount.cpsp
@@ -10,6 +10,8 @@
 #include "../controller/HederaId.h"
 #include "../controller/CryptoKey.h"
 #include "../lib/DataTypeConverter.h"
+#include "../lib/Profiler.h"
+#include "../lib/Success.h"
 #include "../SingletonManager/SessionManager.h"
 
 #include "../ServerConfig.h"
@@ -22,6 +24,8 @@
 	auto sm = SessionManager::getInstance();
 	auto mm = MemoryManager::getInstance();
 	auto user = mSession->getNewUser();
+	Profiler hedera_time;
+	std::string hedera_time_string;
 	
 	Poco::URI uri(request.getURI());
 	auto uri_query = uri.getQueryParameters();
@@ -44,7 +48,9 @@
 			if(!hedera_account.size() || hedera_account[0].isNull()) {
 				addError(new Error("Action Update Balance", "hedera id not found"));
 			} else {
+				hedera_time.reset();
 				hedera_account[0]->updateBalanceFromHedera(user, this);
+				addNotification(new ParamSuccess("Hedera", "crypto get balance success in ", hedera_time.string()));
 			}
 		}
 	}
@@ -148,6 +154,7 @@
 	
 %><%@ include file="header_large.cpsp" %>
 <%= getErrorsHtml() %>
+
 <div class="center-form-container">
 	<div class="content-list">
 		<div class="content-list-title">