diff --git a/CLAUDE.md b/CLAUDE.md
index 5bfb0b3..1a54a25 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -47,6 +47,8 @@ go test -v ./...
 go test ./pkg/processor/...
 ```
 
+Note: The codebase currently has no test files (*_test.go). Testing relies on Docker-based integration testing and manual configuration testing.
+
 ## Architecture
 
 ### Core Components
@@ -109,8 +111,18 @@ Source -> Processor(s) -> Consumer(s)
 - Base configurations in `config/base/`
 - Secret configurations (credentials) use `.secret.yaml` extension
 - Template configurations available for common use cases
+- Environment variables can override config values (e.g., AWS_ACCESS_KEY_ID, GOOGLE_APPLICATION_CREDENTIALS)
 
 ### Docker Development
 - Development workflow uses `dockerfile.dev` with debugging tools
 - Production builds use multi-stage `dockerfile` with minimal runtime
-- `run-local.sh` script simplifies local Docker development
\ No newline at end of file
+- `run-local.sh` script simplifies local Docker development
+- Go version: 1.23 (production), 1.22.5 (development)
+- Required system libraries: libzmq3-dev, libczmq-dev, libsodium-dev
+
+### Common Pipeline Types
+- **Ledger processing**: Process all ledger data from blockchain
+- **Payment filtering**: Extract specific payment operations
+- **Account monitoring**: Track account changes and transactions
+- **Contract events**: Monitor Soroban smart contract events
+- **Market data**: Process DEX trades and market metrics
\ No newline at end of file
diff --git a/consumer/consumer_save_contract_invocations_to_postgresql.go b/consumer/consumer_save_contract_invocations_to_postgresql.go
index d616bc0..3da446e 100644
--- a/consumer/consumer_save_contract_invocations_to_postgresql.go
+++ b/consumer/consumer_save_contract_invocations_to_postgresql.go
@@ -77,6 +77,8 @@ func initializeContractInvocationsSchema(db *sql.DB) error {
 			contract_id TEXT NOT NULL,
 			invoking_account TEXT NOT NULL,
 			function_name TEXT,
+			arguments JSONB,
+			arguments_decoded JSONB,
 			successful BOOLEAN NOT NULL,
 			created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
 			
@@ -92,6 +94,34 @@ func initializeContractInvocationsSchema(db *sql.DB) error {
 		CREATE INDEX IF NOT EXISTS idx_contract_invocations_ledger_sequence ON contract_invocations(ledger_sequence);
 		CREATE INDEX IF NOT EXISTS idx_contract_invocations_transaction_hash ON contract_invocations(transaction_hash);
 		CREATE INDEX IF NOT EXISTS idx_contract_invocations_function_name ON contract_invocations(function_name);
+		CREATE INDEX IF NOT EXISTS idx_contract_invocations_arguments_gin ON contract_invocations USING gin(arguments);
+		CREATE INDEX IF NOT EXISTS idx_contract_invocations_arguments_decoded_gin ON contract_invocations USING gin(arguments_decoded);
+	`)
+
+	if err != nil {
+		return fmt.Errorf("failed to create contract_invocations table: %w", err)
+	}
+
+	// Add migration for existing columns if they don't exist
+	_, err = db.Exec(`
+		DO $$ 
+		BEGIN 
+			-- Add arguments column if it doesn't exist
+			IF NOT EXISTS (SELECT 1 FROM information_schema.columns 
+						   WHERE table_name = 'contract_invocations' AND column_name = 'arguments') THEN
+				ALTER TABLE contract_invocations ADD COLUMN arguments JSONB;
+			END IF;
+			
+			-- Add arguments_decoded column if it doesn't exist
+			IF NOT EXISTS (SELECT 1 FROM information_schema.columns 
+						   WHERE table_name = 'contract_invocations' AND column_name = 'arguments_decoded') THEN
+				ALTER TABLE contract_invocations ADD COLUMN arguments_decoded JSONB;
+			END IF;
+		END $$;
+		
+		-- Create GIN indexes for JSONB columns if they don't exist
+		CREATE INDEX IF NOT EXISTS idx_contract_invocations_arguments_gin ON contract_invocations USING gin(arguments);
+		CREATE INDEX IF NOT EXISTS idx_contract_invocations_arguments_decoded_gin ON contract_invocations USING gin(arguments_decoded);
 	`)
 
 	if err != nil {
@@ -227,20 +257,45 @@ func (p *SaveContractInvocationsToPostgreSQL) Process(ctx context.Context, msg p
 		}
 	}()
 
+	// Prepare arguments for database insertion
+	var argumentsJSON, argumentsDecodedJSON interface{}
+	
+	// Marshal arguments if present
+	if len(invocation.Arguments) > 0 {
+		argsBytes, err := json.Marshal(invocation.Arguments)
+		if err != nil {
+			log.Printf("Warning: failed to marshal arguments for invocation %s: %v", invocation.TransactionHash, err)
+		} else {
+			argumentsJSON = argsBytes
+		}
+	}
+	
+	// Marshal decoded arguments if present
+	if len(invocation.ArgumentsDecoded) > 0 {
+		argsDecodedBytes, err := json.Marshal(invocation.ArgumentsDecoded)
+		if err != nil {
+			log.Printf("Warning: failed to marshal decoded arguments for invocation %s: %v", invocation.TransactionHash, err)
+		} else {
+			argumentsDecodedJSON = argsDecodedBytes
+		}
+	}
+
 	// Insert contract invocation
 	var invocationID int64
 	err = tx.QueryRowContext(
 		ctx,
 		`INSERT INTO contract_invocations (
 			timestamp, ledger_sequence, transaction_hash, contract_id, 
-			invoking_account, function_name, successful
-		) VALUES ($1, $2, $3, $4, $5, $6, $7) RETURNING id`,
+			invoking_account, function_name, arguments, arguments_decoded, successful
+		) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9) RETURNING id`,
 		invocation.Timestamp,
 		invocation.LedgerSequence,
 		invocation.TransactionHash,
 		invocation.ContractID,
 		invocation.InvokingAccount,
 		invocation.FunctionName,
+		argumentsJSON,
+		argumentsDecodedJSON,
 		invocation.Successful,
 	).Scan(&invocationID)
 
@@ -365,8 +420,17 @@ func (p *SaveContractInvocationsToPostgreSQL) Process(ctx context.Context, msg p
 		return fmt.Errorf("failed to commit transaction: %w", err)
 	}
 
-	log.Printf("Saved contract invocation: %s (contract: %s, function: %s)",
-		invocation.TransactionHash, invocation.ContractID, invocation.FunctionName)
+	// Enhanced logging with argument information
+	argCount := len(invocation.Arguments)
+	decodedArgCount := len(invocation.ArgumentsDecoded)
+	
+	if argCount > 0 || decodedArgCount > 0 {
+		log.Printf("Saved contract invocation: %s (contract: %s, function: %s, args: %d, decoded: %d)",
+			invocation.TransactionHash, invocation.ContractID, invocation.FunctionName, argCount, decodedArgCount)
+	} else {
+		log.Printf("Saved contract invocation: %s (contract: %s, function: %s)",
+			invocation.TransactionHash, invocation.ContractID, invocation.FunctionName)
+	}
 
 	// Forward to next processor if any
 	for _, proc := range p.processors {