diff --git a/src/logos_blockchain_module.cpp b/src/logos_blockchain_module.cpp
index d87e1fe..78c8457 100644
--- a/src/logos_blockchain_module.cpp
+++ b/src/logos_blockchain_module.cpp
@@ -23,19 +23,38 @@ void LogosBlockchainModule::initLogos(LogosAPI* logosAPIInstance) {
     logosAPI = logosAPIInstance;
 }
 
-int LogosBlockchainModule::start(const QString& config_path) {
+int LogosBlockchainModule::start(const QString& config_path, const QString& deployment) {
     if (node) {
         qWarning() << "Could not execute the operation: The node is already running.";
         return 1;
     }
 
-    const QByteArray path = config_path.toUtf8();
-    const char* deployment = nullptr;
+    QString effective_config_path= config_path;
 
-    auto [value, error] = start_lb_node(path.constData(), deployment);
+    if (effective_config_path.isEmpty()) {
+        if (const char* env = std::getenv("LB_CONFIG_PATH"); env && *env) {
+            effective_config_path = QString::fromUtf8(env);
+            qInfo() << "Using config from LB_CONFIG_PATH:" << effective_config_path;
+        } else {
+            qCritical() << "Config path was not specified and LB_CONFIG_PATH is not set.";
+            return 2;
+        }
+    }
+
+    qInfo() << "Starting the node with the configuration file:" << effective_config_path;
+    qInfo() << "Using deployment:" << (deployment.isEmpty() ? "<default>" : deployment);
+
+    const QByteArray config_path_buffer = effective_config_path.toUtf8();
+    const char* config_path_ptr = effective_config_path.isEmpty() ? nullptr : config_path_buffer.constData();
+
+    const QByteArray deployment_buffer = deployment.toUtf8();
+    const char* deployment_ptr = deployment.isEmpty() ? nullptr : deployment_buffer.constData();
+
+    auto [value, error] = start_lb_node(config_path_ptr, deployment_ptr);
+    qInfo() << "Start node returned with value and error.";
     if (!is_ok(&error)) {
         qCritical() << "Failed to start the node. Error:" << error;
-        return 2;
+        return 3;
     }
 
     node = value;
diff --git a/src/logos_blockchain_module.h b/src/logos_blockchain_module.h
index c6a0ce8..ef49baa 100644
--- a/src/logos_blockchain_module.h
+++ b/src/logos_blockchain_module.h
@@ -2,24 +2,30 @@
 
 #include "i_logos_blockchain_module.h"
 
-class LogosBlockchainModule final : public ILogosBlockchainModule {
+class LogosBlockchainModule final : public QObject, public PluginInterface, public ILogosBlockchainModule {
     Q_OBJECT
     Q_PLUGIN_METADATA(IID ILogosBlockchainModule_iid FILE "../metadata.json")
+    Q_INTERFACES(PluginInterface)
 
 public:
     LogosBlockchainModule();
     ~LogosBlockchainModule() override;
 
+    // Logos Core
     [[nodiscard]] QString name() const override;
     [[nodiscard]] QString version() const override;
-
     Q_INVOKABLE void initLogos(LogosAPI*) override;
-    Q_INVOKABLE int start(const QString&) override;
+
+    // Logos Blockchain
+    Q_INVOKABLE int start(const QString& config_path, const QString& deployment) override;
     Q_INVOKABLE int stop() override;
     Q_INVOKABLE int subscribe() override;
     Q_INVOKABLE int wallet_get_balance(const uint8_t*, const HeaderId*, BalanceResult*) override;
     Q_INVOKABLE int wallet_transfer_funds(const TransferFundsArguments*, Hash*) override;
 
+    signals:
+        void eventResponse(const QString& eventName, const QVariantList& data);
+
 private:
     LogosBlockchainNode* node = nullptr;
 };